12687040

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{967}}^1$

素因数の和:1025

約数の個数: 56

約数和(自身を含む): 30979872

約数和(自身を除く): 18292832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 967, 1312, 1640, 1934, 2624, 3280, 3868, 4835, 6560, 7736, 9670, 13120, 15472, 19340, 30944, 38680, 39647, 61888, 77360, 79294, 154720, 158588, 198235, 309440, 317176, 396470, 634352, 792940, 1268704, 1585880, 2537408, 3171760, 6343520, 12687040]

約数ペア:

[(1, 12687040), (2, 6343520), (4, 3171760), (5, 2537408), (8, 1585880), (10, 1268704), (16, 792940), (20, 634352), (32, 396470), (40, 317176), (41, 309440), (64, 198235), (80, 158588), (82, 154720), (160, 79294), (164, 77360), (205, 61888), (320, 39647), (328, 38680), (410, 30944), (656, 19340), (820, 15472), (967, 13120), (1312, 9670), (1640, 7736), (1934, 6560), (2624, 4835), (3280, 3868)]