8709556380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{20737039}}^1$

素因数の和:20737058

約数の個数: 48

約数和(自身を含む): 27870581760

約数和(自身を除く): 19161025380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 20737039, 41474078, 62211117, 82948156, 103685195, 124422234, 145159273, 207370390, 248844468, 290318546, 311055585, 414740780, 435477819, 580637092, 622111170, 725796365, 870955638, 1244222340, 1451592730, 1741911276, 2177389095, 2903185460, 4354778190, 8709556380]

約数ペア:

[(1, 8709556380), (2, 4354778190), (3, 2903185460), (4, 2177389095), (5, 1741911276), (6, 1451592730), (7, 1244222340), (10, 870955638), (12, 725796365), (14, 622111170), (15, 580637092), (20, 435477819), (21, 414740780), (28, 311055585), (30, 290318546), (35, 248844468), (42, 207370390), (60, 145159273), (70, 124422234), (84, 103685195), (105, 82948156), (140, 62211117), (210, 41474078), (420, 20737039)]