13909960

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1097}}^1$

素因数の和:1425

約数の個数: 32

約数和(自身を含む): 31424760

約数和(自身を除く): 17514800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1097, 1268, 1585, 2194, 2536, 3170, 4388, 5485, 6340, 8776, 10970, 12680, 21940, 43880, 347749, 695498, 1390996, 1738745, 2781992, 3477490, 6954980, 13909960]

約数ペア:

[(1, 13909960), (2, 6954980), (4, 3477490), (5, 2781992), (8, 1738745), (10, 1390996), (20, 695498), (40, 347749), (317, 43880), (634, 21940), (1097, 12680), (1268, 10970), (1585, 8776), (2194, 6340), (2536, 5485), (3170, 4388)]