139334020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{995243}}^1$

素因数の和:995259

約数の個数: 24

約数和(自身を含む): 334401984

約数和(自身を除く): 195067964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 995243, 1990486, 3980972, 4976215, 6966701, 9952430, 13933402, 19904860, 27866804, 34833505, 69667010, 139334020]

約数ペア:

[(1, 139334020), (2, 69667010), (4, 34833505), (5, 27866804), (7, 19904860), (10, 13933402), (14, 9952430), (20, 6966701), (28, 4976215), (35, 3980972), (70, 1990486), (140, 995243)]