70943740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4649}}^1$

素因数の和:4774

約数の個数: 48

約数和(自身を含む): 171864000

約数和(自身を除く): 100920260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 4649, 7630, 9298, 15260, 18596, 23245, 32543, 46490, 65086, 92980, 130172, 162715, 325430, 506741, 650860, 1013482, 2026964, 2533705, 3547187, 5067410, 7094374, 10134820, 14188748, 17735935, 35471870, 70943740]

約数ペア:

[(1, 70943740), (2, 35471870), (4, 17735935), (5, 14188748), (7, 10134820), (10, 7094374), (14, 5067410), (20, 3547187), (28, 2533705), (35, 2026964), (70, 1013482), (109, 650860), (140, 506741), (218, 325430), (436, 162715), (545, 130172), (763, 92980), (1090, 65086), (1526, 46490), (2180, 32543), (3052, 23245), (3815, 18596), (4649, 15260), (7630, 9298)]