28319640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{235997}}^1$

素因数の和:236011

約数の個数: 32

約数和(自身を含む): 84959280

約数和(自身を除く): 56639640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 235997, 471994, 707991, 943988, 1179985, 1415982, 1887976, 2359970, 2831964, 3539955, 4719940, 5663928, 7079910, 9439880, 14159820, 28319640]

約数ペア:

[(1, 28319640), (2, 14159820), (3, 9439880), (4, 7079910), (5, 5663928), (6, 4719940), (8, 3539955), (10, 2831964), (12, 2359970), (15, 1887976), (20, 1415982), (24, 1179985), (30, 943988), (40, 707991), (60, 471994), (120, 235997)]