25438020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1381}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 71510208

約数和(自身を除く): 46072188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1381, 1535, 1842, 2762, 3070, 3684, 4143, 4605, 5524, 6140, 6905, 8286, 9210, 13810, 16572, 18420, 20715, 27620, 41430, 82860, 423967, 847934, 1271901, 1695868, 2119835, 2543802, 4239670, 5087604, 6359505, 8479340, 12719010, 25438020]

約数ペア:

[(1, 25438020), (2, 12719010), (3, 8479340), (4, 6359505), (5, 5087604), (6, 4239670), (10, 2543802), (12, 2119835), (15, 1695868), (20, 1271901), (30, 847934), (60, 423967), (307, 82860), (614, 41430), (921, 27620), (1228, 20715), (1381, 18420), (1535, 16572), (1842, 13810), (2762, 9210), (3070, 8286), (3684, 6905), (4143, 6140), (4605, 5524)]