193193980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1379957}}^1$

素因数の和:1379973

約数の個数: 24

約数和(自身を含む): 463665888

約数和(自身を除く): 270471908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1379957, 2759914, 5519828, 6899785, 9659699, 13799570, 19319398, 27599140, 38638796, 48298495, 96596990, 193193980]

約数ペア:

[(1, 193193980), (2, 96596990), (4, 48298495), (5, 38638796), (7, 27599140), (10, 19319398), (14, 13799570), (20, 9659699), (28, 6899785), (35, 5519828), (70, 2759914), (140, 1379957)]