28691940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{478199}}^1$

素因数の和:478211

約数の個数: 24

約数和(自身を含む): 80337600

約数和(自身を除く): 51645660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 478199, 956398, 1434597, 1912796, 2390995, 2869194, 4781990, 5738388, 7172985, 9563980, 14345970, 28691940]

約数ペア:

[(1, 28691940), (2, 14345970), (3, 9563980), (4, 7172985), (5, 5738388), (6, 4781990), (10, 2869194), (12, 2390995), (15, 1912796), (20, 1434597), (30, 956398), (60, 478199)]