143557520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{105557}}^1$

素因数の和:105587

約数の個数: 40

約数和(自身を含む): 353408184

約数和(自身を除く): 209850664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 105557, 211114, 422228, 527785, 844456, 1055570, 1688912, 1794469, 2111140, 3588938, 4222280, 7177876, 8444560, 8972345, 14355752, 17944690, 28711504, 35889380, 71778760, 143557520]

約数ペア:

[(1, 143557520), (2, 71778760), (4, 35889380), (5, 28711504), (8, 17944690), (10, 14355752), (16, 8972345), (17, 8444560), (20, 7177876), (34, 4222280), (40, 3588938), (68, 2111140), (80, 1794469), (85, 1688912), (136, 1055570), (170, 844456), (272, 527785), (340, 422228), (680, 211114), (1360, 105557)]