3157360

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:721

約数の個数: 40

約数和(自身を含む): 7472736

約数和(自身を除く): 4315376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 647, 976, 1220, 1294, 2440, 2588, 3235, 4880, 5176, 6470, 10352, 12940, 25880, 39467, 51760, 78934, 157868, 197335, 315736, 394670, 631472, 789340, 1578680, 3157360]

約数ペア:

[(1, 3157360), (2, 1578680), (4, 789340), (5, 631472), (8, 394670), (10, 315736), (16, 197335), (20, 157868), (40, 78934), (61, 51760), (80, 39467), (122, 25880), (244, 12940), (305, 10352), (488, 6470), (610, 5176), (647, 4880), (976, 3235), (1220, 2588), (1294, 2440)]