12545680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:584

約数の個数: 80

約数和(自身を含む): 34176384

約数和(自身を除く): 21630704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 521, 560, 602, 688, 860, 1042, 1204, 1505, 1720, 2084, 2408, 2605, 3010, 3440, 3647, 4168, 4816, 5210, 6020, 7294, 8336, 10420, 12040, 14588, 18235, 20840, 22403, 24080, 29176, 36470, 41680, 44806, 58352, 72940, 89612, 112015, 145880, 156821, 179224, 224030, 291760, 313642, 358448, 448060, 627284, 784105, 896120, 1254568, 1568210, 1792240, 2509136, 3136420, 6272840, 12545680]

約数ペア:

[(1, 12545680), (2, 6272840), (4, 3136420), (5, 2509136), (7, 1792240), (8, 1568210), (10, 1254568), (14, 896120), (16, 784105), (20, 627284), (28, 448060), (35, 358448), (40, 313642), (43, 291760), (56, 224030), (70, 179224), (80, 156821), (86, 145880), (112, 112015), (140, 89612), (172, 72940), (215, 58352), (280, 44806), (301, 41680), (344, 36470), (430, 29176), (521, 24080), (560, 22403), (602, 20840), (688, 18235), (860, 14588), (1042, 12040), (1204, 10420), (1505, 8336), (1720, 7294), (2084, 6020), (2408, 5210), (2605, 4816), (3010, 4168), (3440, 3647)]