2509830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:445

約数の個数: 48

約数和(自身を含む): 6626880

約数和(自身を除く): 4117050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 353, 395, 474, 706, 711, 790, 1059, 1185, 1422, 1765, 2118, 2370, 3177, 3530, 3555, 5295, 6354, 7110, 10590, 15885, 27887, 31770, 55774, 83661, 139435, 167322, 250983, 278870, 418305, 501966, 836610, 1254915, 2509830]

約数ペア:

[(1, 2509830), (2, 1254915), (3, 836610), (5, 501966), (6, 418305), (9, 278870), (10, 250983), (15, 167322), (18, 139435), (30, 83661), (45, 55774), (79, 31770), (90, 27887), (158, 15885), (237, 10590), (353, 7110), (395, 6354), (474, 5295), (706, 3555), (711, 3530), (790, 3177), (1059, 2370), (1185, 2118), (1422, 1765)]