31593080

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{991}}^1$

素因数の和:1799

約数の個数: 32

約数和(自身を含む): 71245440

約数和(自身を除く): 39652360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 991, 1594, 1982, 3188, 3964, 3985, 4955, 6376, 7928, 7970, 9910, 15940, 19820, 31880, 39640, 789827, 1579654, 3159308, 3949135, 6318616, 7898270, 15796540, 31593080]

約数ペア:

[(1, 31593080), (2, 15796540), (4, 7898270), (5, 6318616), (8, 3949135), (10, 3159308), (20, 1579654), (40, 789827), (797, 39640), (991, 31880), (1594, 19820), (1982, 15940), (3188, 9910), (3964, 7970), (3985, 7928), (4955, 6376)]