20341260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 63974400

約数和(自身を除く): 43633140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 139, 180, 270, 271, 278, 417, 540, 542, 556, 695, 813, 834, 1084, 1251, 1355, 1390, 1626, 1668, 2085, 2439, 2502, 2710, 2780, 3252, 3753, 4065, 4170, 4878, 5004, 5420, 6255, 7317, 7506, 8130, 8340, 9756, 12195, 12510, 14634, 15012, 16260, 18765, 24390, 25020, 29268, 36585, 37530, 37669, 48780, 73170, 75060, 75338, 113007, 146340, 150676, 188345, 226014, 339021, 376690, 452028, 565035, 678042, 753380, 1017063, 1130070, 1356084, 1695105, 2034126, 2260140, 3390210, 4068252, 5085315, 6780420, 10170630, 20341260]

約数ペア:

[(1, 20341260), (2, 10170630), (3, 6780420), (4, 5085315), (5, 4068252), (6, 3390210), (9, 2260140), (10, 2034126), (12, 1695105), (15, 1356084), (18, 1130070), (20, 1017063), (27, 753380), (30, 678042), (36, 565035), (45, 452028), (54, 376690), (60, 339021), (90, 226014), (108, 188345), (135, 150676), (139, 146340), (180, 113007), (270, 75338), (271, 75060), (278, 73170), (417, 48780), (540, 37669), (542, 37530), (556, 36585), (695, 29268), (813, 25020), (834, 24390), (1084, 18765), (1251, 16260), (1355, 15012), (1390, 14634), (1626, 12510), (1668, 12195), (2085, 9756), (2439, 8340), (2502, 8130), (2710, 7506), (2780, 7317), (3252, 6255), (3753, 5420), (4065, 5004), (4170, 4878)]