20596380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 72576000

約数和(自身を除く): 51979620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 29, 30, 35, 38, 42, 57, 58, 60, 70, 76, 84, 87, 89, 95, 105, 114, 116, 133, 140, 145, 174, 178, 190, 203, 210, 228, 266, 267, 285, 290, 348, 356, 380, 399, 406, 420, 435, 445, 532, 534, 551, 570, 580, 609, 623, 665, 798, 812, 870, 890, 1015, 1068, 1102, 1140, 1218, 1246, 1330, 1335, 1596, 1653, 1691, 1740, 1780, 1869, 1995, 2030, 2204, 2436, 2492, 2581, 2660, 2670, 2755, 3045, 3115, 3306, 3382, 3738, 3857, 3990, 4060, 5073, 5162, 5340, 5510, 6090, 6230, 6612, 6764, 7476, 7714, 7743, 7980, 8265, 8455, 9345, 10146, 10324, 11020, 11571, 11837, 12180, 12460, 12905, 15428, 15486, 16530, 16910, 18067, 18690, 19285, 20292, 23142, 23674, 25365, 25810, 30972, 33060, 33820, 35511, 36134, 37380, 38570, 38715, 46284, 47348, 49039, 50730, 51620, 54201, 57855, 59185, 71022, 72268, 77140, 77430, 90335, 98078, 101460, 108402, 115710, 118370, 142044, 147117, 154860, 177555, 180670, 196156, 216804, 231420, 236740, 245195, 271005, 294234, 343273, 355110, 361340, 490390, 542010, 588468, 686546, 710220, 735585, 980780, 1029819, 1084020, 1373092, 1471170, 1716365, 2059638, 2942340, 3432730, 4119276, 5149095, 6865460, 10298190, 20596380]

約数ペア:

[(1, 20596380), (2, 10298190), (3, 6865460), (4, 5149095), (5, 4119276), (6, 3432730), (7, 2942340), (10, 2059638), (12, 1716365), (14, 1471170), (15, 1373092), (19, 1084020), (20, 1029819), (21, 980780), (28, 735585), (29, 710220), (30, 686546), (35, 588468), (38, 542010), (42, 490390), (57, 361340), (58, 355110), (60, 343273), (70, 294234), (76, 271005), (84, 245195), (87, 236740), (89, 231420), (95, 216804), (105, 196156), (114, 180670), (116, 177555), (133, 154860), (140, 147117), (145, 142044), (174, 118370), (178, 115710), (190, 108402), (203, 101460), (210, 98078), (228, 90335), (266, 77430), (267, 77140), (285, 72268), (290, 71022), (348, 59185), (356, 57855), (380, 54201), (399, 51620), (406, 50730), (420, 49039), (435, 47348), (445, 46284), (532, 38715), (534, 38570), (551, 37380), (570, 36134), (580, 35511), (609, 33820), (623, 33060), (665, 30972), (798, 25810), (812, 25365), (870, 23674), (890, 23142), (1015, 20292), (1068, 19285), (1102, 18690), (1140, 18067), (1218, 16910), (1246, 16530), (1330, 15486), (1335, 15428), (1596, 12905), (1653, 12460), (1691, 12180), (1740, 11837), (1780, 11571), (1869, 11020), (1995, 10324), (2030, 10146), (2204, 9345), (2436, 8455), (2492, 8265), (2581, 7980), (2660, 7743), (2670, 7714), (2755, 7476), (3045, 6764), (3115, 6612), (3306, 6230), (3382, 6090), (3738, 5510), (3857, 5340), (3990, 5162), (4060, 5073)]