31007320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45599}}^1$

素因数の和:45627

約数の個数: 32

約数和(自身を含む): 73872000

約数和(自身を除く): 42864680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 45599, 91198, 182396, 227995, 364792, 455990, 775183, 911980, 1550366, 1823960, 3100732, 3875915, 6201464, 7751830, 15503660, 31007320]

約数ペア:

[(1, 31007320), (2, 15503660), (4, 7751830), (5, 6201464), (8, 3875915), (10, 3100732), (17, 1823960), (20, 1550366), (34, 911980), (40, 775183), (68, 455990), (85, 364792), (136, 227995), (170, 182396), (340, 91198), (680, 45599)]