7464490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 15321600

約数和(自身を除く): 7857110

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 199, 242, 310, 341, 398, 605, 682, 995, 1210, 1705, 1990, 2189, 3410, 3751, 4378, 6169, 7502, 10945, 12338, 18755, 21890, 24079, 30845, 37510, 48158, 61690, 67859, 120395, 135718, 240790, 339295, 678590, 746449, 1492898, 3732245, 7464490]

約数ペア:

[(1, 7464490), (2, 3732245), (5, 1492898), (10, 746449), (11, 678590), (22, 339295), (31, 240790), (55, 135718), (62, 120395), (110, 67859), (121, 61690), (155, 48158), (199, 37510), (242, 30845), (310, 24079), (341, 21890), (398, 18755), (605, 12338), (682, 10945), (995, 7502), (1210, 6169), (1705, 4378), (1990, 3751), (2189, 3410)]