12629440

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:725

約数の個数: 56

約数和(自身を含む): 30614112

約数和(自身を除く): 17984672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 647, 976, 1220, 1294, 1952, 2440, 2588, 3235, 3904, 4880, 5176, 6470, 9760, 10352, 12940, 19520, 20704, 25880, 39467, 41408, 51760, 78934, 103520, 157868, 197335, 207040, 315736, 394670, 631472, 789340, 1262944, 1578680, 2525888, 3157360, 6314720, 12629440]

約数ペア:

[(1, 12629440), (2, 6314720), (4, 3157360), (5, 2525888), (8, 1578680), (10, 1262944), (16, 789340), (20, 631472), (32, 394670), (40, 315736), (61, 207040), (64, 197335), (80, 157868), (122, 103520), (160, 78934), (244, 51760), (305, 41408), (320, 39467), (488, 25880), (610, 20704), (647, 19520), (976, 12940), (1220, 10352), (1294, 9760), (1952, 6470), (2440, 5176), (2588, 4880), (3235, 3904)]