5451640

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1867}}^1$

素因数の和:1951

約数の個数: 32

約数和(自身を含む): 12440880

約数和(自身を除く): 6989240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 1867, 2920, 3734, 7468, 9335, 14936, 18670, 37340, 74680, 136291, 272582, 545164, 681455, 1090328, 1362910, 2725820, 5451640]

約数ペア:

[(1, 5451640), (2, 2725820), (4, 1362910), (5, 1090328), (8, 681455), (10, 545164), (20, 272582), (40, 136291), (73, 74680), (146, 37340), (292, 18670), (365, 14936), (584, 9335), (730, 7468), (1460, 3734), (1867, 2920)]