8531620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 19813248

約数和(自身を除く): 11281628

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1091, 1564, 1955, 2182, 3910, 4364, 5455, 7820, 10910, 18547, 21820, 25093, 37094, 50186, 74188, 92735, 100372, 125465, 185470, 250930, 370940, 426581, 501860, 853162, 1706324, 2132905, 4265810, 8531620]

約数ペア:

[(1, 8531620), (2, 4265810), (4, 2132905), (5, 1706324), (10, 853162), (17, 501860), (20, 426581), (23, 370940), (34, 250930), (46, 185470), (68, 125465), (85, 100372), (92, 92735), (115, 74188), (170, 50186), (230, 37094), (340, 25093), (391, 21820), (460, 18547), (782, 10910), (1091, 7820), (1564, 5455), (1955, 4364), (2182, 3910)]