4749820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 10579968

約数和(自身を除く): 5830148

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 163, 188, 235, 310, 326, 470, 620, 652, 815, 940, 1457, 1630, 2914, 3260, 5053, 5828, 7285, 7661, 10106, 14570, 15322, 20212, 25265, 29140, 30644, 38305, 50530, 76610, 101060, 153220, 237491, 474982, 949964, 1187455, 2374910, 4749820]

約数ペア:

[(1, 4749820), (2, 2374910), (4, 1187455), (5, 949964), (10, 474982), (20, 237491), (31, 153220), (47, 101060), (62, 76610), (94, 50530), (124, 38305), (155, 30644), (163, 29140), (188, 25265), (235, 20212), (310, 15322), (326, 14570), (470, 10106), (620, 7661), (652, 7285), (815, 5828), (940, 5053), (1457, 3260), (1630, 2914)]