9557480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3917}}^1$

素因数の和:3989

約数の個数: 32

約数和(自身を含む): 21862440

約数和(自身を除く): 12304960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3917, 7834, 15668, 19585, 31336, 39170, 78340, 156680, 238937, 477874, 955748, 1194685, 1911496, 2389370, 4778740, 9557480]

約数ペア:

[(1, 9557480), (2, 4778740), (4, 2389370), (5, 1911496), (8, 1194685), (10, 955748), (20, 477874), (40, 238937), (61, 156680), (122, 78340), (244, 39170), (305, 31336), (488, 19585), (610, 15668), (1220, 7834), (2440, 3917)]