42959640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{357997}}^1$

素因数の和:358011

約数の個数: 32

約数和(自身を含む): 128879280

約数和(自身を除く): 85919640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 357997, 715994, 1073991, 1431988, 1789985, 2147982, 2863976, 3579970, 4295964, 5369955, 7159940, 8591928, 10739910, 14319880, 21479820, 42959640]

約数ペア:

[(1, 42959640), (2, 21479820), (3, 14319880), (4, 10739910), (5, 8591928), (6, 7159940), (8, 5369955), (10, 4295964), (12, 3579970), (15, 2863976), (20, 2147982), (24, 1789985), (30, 1431988), (40, 1073991), (60, 715994), (120, 357997)]