40535990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 86080320

約数和(自身を除く): 45544330

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 53, 55, 85, 106, 110, 170, 187, 265, 374, 409, 530, 583, 818, 901, 935, 1166, 1802, 1870, 2045, 2915, 4090, 4499, 4505, 5830, 6953, 8998, 9010, 9911, 13906, 19822, 21677, 22495, 34765, 43354, 44990, 49555, 69530, 76483, 99110, 108385, 152966, 216770, 238447, 368509, 382415, 476894, 737018, 764830, 1192235, 1842545, 2384470, 3685090, 4053599, 8107198, 20267995, 40535990]

約数ペア:

[(1, 40535990), (2, 20267995), (5, 8107198), (10, 4053599), (11, 3685090), (17, 2384470), (22, 1842545), (34, 1192235), (53, 764830), (55, 737018), (85, 476894), (106, 382415), (110, 368509), (170, 238447), (187, 216770), (265, 152966), (374, 108385), (409, 99110), (530, 76483), (583, 69530), (818, 49555), (901, 44990), (935, 43354), (1166, 34765), (1802, 22495), (1870, 21677), (2045, 19822), (2915, 13906), (4090, 9911), (4499, 9010), (4505, 8998), (5830, 6953)]