3881820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2087}}^1$

素因数の和:2130

約数の個数: 48

約数和(自身を含む): 11225088

約数和(自身を除く): 7343268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 2087, 4174, 6261, 8348, 10435, 12522, 20870, 25044, 31305, 41740, 62610, 64697, 125220, 129394, 194091, 258788, 323485, 388182, 646970, 776364, 970455, 1293940, 1940910, 3881820]

約数ペア:

[(1, 3881820), (2, 1940910), (3, 1293940), (4, 970455), (5, 776364), (6, 646970), (10, 388182), (12, 323485), (15, 258788), (20, 194091), (30, 129394), (31, 125220), (60, 64697), (62, 62610), (93, 41740), (124, 31305), (155, 25044), (186, 20870), (310, 12522), (372, 10435), (465, 8348), (620, 6261), (930, 4174), (1860, 2087)]