380955040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{140057}}^1$

素因数の和:140089

約数の個数: 48

約数和(自身を含む): 952954632

約数和(自身を除く): 571999592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 140057, 280114, 560228, 700285, 1120456, 1400570, 2240912, 2380969, 2801140, 4481824, 4761938, 5602280, 9523876, 11204560, 11904845, 19047752, 22409120, 23809690, 38095504, 47619380, 76191008, 95238760, 190477520, 380955040]

約数ペア:

[(1, 380955040), (2, 190477520), (4, 95238760), (5, 76191008), (8, 47619380), (10, 38095504), (16, 23809690), (17, 22409120), (20, 19047752), (32, 11904845), (34, 11204560), (40, 9523876), (68, 5602280), (80, 4761938), (85, 4481824), (136, 2801140), (160, 2380969), (170, 2240912), (272, 1400570), (340, 1120456), (544, 700285), (680, 560228), (1360, 280114), (2720, 140057)]