28998760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103567}}^1$

素因数の和:103585

約数の個数: 32

約数和(自身を含む): 74568960

約数和(自身を除く): 45570200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 103567, 207134, 414268, 517835, 724969, 828536, 1035670, 1449938, 2071340, 2899876, 3624845, 4142680, 5799752, 7249690, 14499380, 28998760]

約数ペア:

[(1, 28998760), (2, 14499380), (4, 7249690), (5, 5799752), (7, 4142680), (8, 3624845), (10, 2899876), (14, 2071340), (20, 1449938), (28, 1035670), (35, 828536), (40, 724969), (56, 517835), (70, 414268), (140, 207134), (280, 103567)]