1286403460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{941}}^1\times {\mathrm{2357}}^1$

素因数の和:3336

約数の個数: 48

約数和(自身を含む): 2798757360

約数和(自身を除く): 1512353900

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 941, 1882, 2357, 3764, 4705, 4714, 9410, 9428, 11785, 18820, 23570, 27289, 47140, 54578, 68353, 109156, 136445, 136706, 272890, 273412, 341765, 545780, 683530, 1367060, 2217937, 4435874, 8871748, 11089685, 22179370, 44358740, 64320173, 128640346, 257280692, 321600865, 643201730, 1286403460]

約数ペア:

[(1, 1286403460), (2, 643201730), (4, 321600865), (5, 257280692), (10, 128640346), (20, 64320173), (29, 44358740), (58, 22179370), (116, 11089685), (145, 8871748), (290, 4435874), (580, 2217937), (941, 1367060), (1882, 683530), (2357, 545780), (3764, 341765), (4705, 273412), (4714, 272890), (9410, 136706), (9428, 136445), (11785, 109156), (18820, 68353), (23570, 54578), (27289, 47140)]