40457008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2521}}^1$

素因数の和:2605

約数の個数: 40

約数和(自身を含む): 84436560

約数和(自身を除く): 43979552

約数列:

[1, 2, 4, 8, 16, 17, 34, 59, 68, 118, 136, 236, 272, 472, 944, 1003, 2006, 2521, 4012, 5042, 8024, 10084, 16048, 20168, 40336, 42857, 85714, 148739, 171428, 297478, 342856, 594956, 685712, 1189912, 2379824, 2528563, 5057126, 10114252, 20228504, 40457008]

約数ペア:

[(1, 40457008), (2, 20228504), (4, 10114252), (8, 5057126), (16, 2528563), (17, 2379824), (34, 1189912), (59, 685712), (68, 594956), (118, 342856), (136, 297478), (236, 171428), (272, 148739), (472, 85714), (944, 42857), (1003, 40336), (2006, 20168), (2521, 16048), (4012, 10084), (5042, 8024)]