40875268

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 85881600

約数和(自身を除く): 45006332

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 71, 116, 142, 203, 284, 406, 497, 709, 812, 994, 1418, 1988, 2059, 2836, 4118, 4963, 8236, 9926, 14413, 19852, 20561, 28826, 41122, 50339, 57652, 82244, 100678, 143927, 201356, 287854, 352373, 575708, 704746, 1409492, 1459831, 2919662, 5839324, 10218817, 20437634, 40875268]

約数ペア:

[(1, 40875268), (2, 20437634), (4, 10218817), (7, 5839324), (14, 2919662), (28, 1459831), (29, 1409492), (58, 704746), (71, 575708), (116, 352373), (142, 287854), (203, 201356), (284, 143927), (406, 100678), (497, 82244), (709, 57652), (812, 50339), (994, 41122), (1418, 28826), (1988, 20561), (2059, 19852), (2836, 14413), (4118, 9926), (4963, 8236)]