7772840

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{613}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 17572680

約数和(自身を除く): 9799840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 613, 634, 1226, 1268, 1585, 2452, 2536, 3065, 3170, 4904, 6130, 6340, 12260, 12680, 24520, 194321, 388642, 777284, 971605, 1554568, 1943210, 3886420, 7772840]

約数ペア:

[(1, 7772840), (2, 3886420), (4, 1943210), (5, 1554568), (8, 971605), (10, 777284), (20, 388642), (40, 194321), (317, 24520), (613, 12680), (634, 12260), (1226, 6340), (1268, 6130), (1585, 4904), (2452, 3170), (2536, 3065)]