20353410

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 192

約数和(自身を含む): 68947200

約数和(自身を除く): 48593790

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 42, 45, 54, 55, 63, 66, 70, 77, 89, 90, 99, 105, 110, 121, 126, 135, 154, 165, 178, 189, 198, 210, 231, 242, 267, 270, 297, 315, 330, 363, 378, 385, 445, 462, 495, 534, 594, 605, 623, 630, 693, 726, 770, 801, 847, 890, 945, 979, 990, 1089, 1155, 1210, 1246, 1335, 1386, 1485, 1602, 1694, 1815, 1869, 1890, 1958, 2079, 2178, 2310, 2403, 2541, 2670, 2937, 2970, 3115, 3267, 3465, 3630, 3738, 4005, 4158, 4235, 4806, 4895, 5082, 5445, 5607, 5874, 6230, 6534, 6853, 6930, 7623, 8010, 8470, 8811, 9345, 9790, 10395, 10769, 10890, 11214, 12015, 12705, 13706, 14685, 15246, 16335, 16821, 17622, 18690, 20559, 20790, 21538, 22869, 24030, 25410, 26433, 28035, 29370, 32307, 32670, 33642, 34265, 38115, 41118, 44055, 45738, 52866, 53845, 56070, 61677, 64614, 68530, 75383, 76230, 84105, 88110, 96921, 102795, 107690, 114345, 123354, 132165, 150766, 161535, 168210, 185031, 193842, 205590, 226149, 228690, 264330, 290763, 308385, 323070, 370062, 376915, 452298, 484605, 581526, 616770, 678447, 753830, 925155, 969210, 1130745, 1356894, 1453815, 1850310, 2035341, 2261490, 2907630, 3392235, 4070682, 6784470, 10176705, 20353410]

約数ペア:

[(1, 20353410), (2, 10176705), (3, 6784470), (5, 4070682), (6, 3392235), (7, 2907630), (9, 2261490), (10, 2035341), (11, 1850310), (14, 1453815), (15, 1356894), (18, 1130745), (21, 969210), (22, 925155), (27, 753830), (30, 678447), (33, 616770), (35, 581526), (42, 484605), (45, 452298), (54, 376915), (55, 370062), (63, 323070), (66, 308385), (70, 290763), (77, 264330), (89, 228690), (90, 226149), (99, 205590), (105, 193842), (110, 185031), (121, 168210), (126, 161535), (135, 150766), (154, 132165), (165, 123354), (178, 114345), (189, 107690), (198, 102795), (210, 96921), (231, 88110), (242, 84105), (267, 76230), (270, 75383), (297, 68530), (315, 64614), (330, 61677), (363, 56070), (378, 53845), (385, 52866), (445, 45738), (462, 44055), (495, 41118), (534, 38115), (594, 34265), (605, 33642), (623, 32670), (630, 32307), (693, 29370), (726, 28035), (770, 26433), (801, 25410), (847, 24030), (890, 22869), (945, 21538), (979, 20790), (990, 20559), (1089, 18690), (1155, 17622), (1210, 16821), (1246, 16335), (1335, 15246), (1386, 14685), (1485, 13706), (1602, 12705), (1694, 12015), (1815, 11214), (1869, 10890), (1890, 10769), (1958, 10395), (2079, 9790), (2178, 9345), (2310, 8811), (2403, 8470), (2541, 8010), (2670, 7623), (2937, 6930), (2970, 6853), (3115, 6534), (3267, 6230), (3465, 5874), (3630, 5607), (3738, 5445), (4005, 5082), (4158, 4895), (4235, 4806)]