403760890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{58601}}^1$

素因数の和:58674

約数の個数: 32

約数和(自身を含む): 797456016

約数和(自身を除く): 393695126

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 58601, 117202, 293005, 586010, 761813, 1523626, 3105853, 3809065, 6211706, 7618130, 15529265, 31058530, 40376089, 80752178, 201880445, 403760890]

約数ペア:

[(1, 403760890), (2, 201880445), (5, 80752178), (10, 40376089), (13, 31058530), (26, 15529265), (53, 7618130), (65, 6211706), (106, 3809065), (130, 3105853), (265, 1523626), (530, 761813), (689, 586010), (1378, 293005), (3445, 117202), (6890, 58601)]