409437520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{301057}}^1$

素因数の和:301087

約数の個数: 40

約数和(自身を含む): 1007942184

約数和(自身を除く): 598504664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 301057, 602114, 1204228, 1505285, 2408456, 3010570, 4816912, 5117969, 6021140, 10235938, 12042280, 20471876, 24084560, 25589845, 40943752, 51179690, 81887504, 102359380, 204718760, 409437520]

約数ペア:

[(1, 409437520), (2, 204718760), (4, 102359380), (5, 81887504), (8, 51179690), (10, 40943752), (16, 25589845), (17, 24084560), (20, 20471876), (34, 12042280), (40, 10235938), (68, 6021140), (80, 5117969), (85, 4816912), (136, 3010570), (170, 2408456), (272, 1505285), (340, 1204228), (680, 602114), (1360, 301057)]