25193980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179957}}^1$

素因数の和:179973

約数の個数: 24

約数和(自身を含む): 60465888

約数和(自身を除く): 35271908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179957, 359914, 719828, 899785, 1259699, 1799570, 2519398, 3599140, 5038796, 6298495, 12596990, 25193980]

約数ペア:

[(1, 25193980), (2, 12596990), (4, 6298495), (5, 5038796), (7, 3599140), (10, 2519398), (14, 1799570), (20, 1259699), (28, 899785), (35, 719828), (70, 359914), (140, 179957)]