20051730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7187}}^1$

素因数の和:7231

約数の個数: 48

約数和(自身を含む): 53823744

約数和(自身を除く): 33772014

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 7187, 14374, 21561, 35935, 43122, 64683, 71870, 107805, 129366, 215610, 222797, 323415, 445594, 646830, 668391, 1113985, 1336782, 2005173, 2227970, 3341955, 4010346, 6683910, 10025865, 20051730]

約数ペア:

[(1, 20051730), (2, 10025865), (3, 6683910), (5, 4010346), (6, 3341955), (9, 2227970), (10, 2005173), (15, 1336782), (18, 1113985), (30, 668391), (31, 646830), (45, 445594), (62, 323415), (90, 222797), (93, 215610), (155, 129366), (186, 107805), (279, 71870), (310, 64683), (465, 43122), (558, 35935), (930, 21561), (1395, 14374), (2790, 7187)]