15420467940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257007799}}^1$

素因数の和:257007811

約数の個数: 24

約数和(自身を含む): 43177310400

約数和(自身を除く): 27756842460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257007799, 514015598, 771023397, 1028031196, 1285038995, 1542046794, 2570077990, 3084093588, 3855116985, 5140155980, 7710233970, 15420467940]

約数ペア:

[(1, 15420467940), (2, 7710233970), (3, 5140155980), (4, 3855116985), (5, 3084093588), (6, 2570077990), (10, 1542046794), (12, 1285038995), (15, 1028031196), (20, 771023397), (30, 514015598), (60, 257007799)]