8179720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 20373120

約数和(自身を除く): 12193400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 523, 680, 782, 920, 1046, 1564, 1955, 2092, 2615, 3128, 3910, 4184, 5230, 7820, 8891, 10460, 12029, 15640, 17782, 20920, 24058, 35564, 44455, 48116, 60145, 71128, 88910, 96232, 120290, 177820, 204493, 240580, 355640, 408986, 481160, 817972, 1022465, 1635944, 2044930, 4089860, 8179720]

約数ペア:

[(1, 8179720), (2, 4089860), (4, 2044930), (5, 1635944), (8, 1022465), (10, 817972), (17, 481160), (20, 408986), (23, 355640), (34, 240580), (40, 204493), (46, 177820), (68, 120290), (85, 96232), (92, 88910), (115, 71128), (136, 60145), (170, 48116), (184, 44455), (230, 35564), (340, 24058), (391, 20920), (460, 17782), (523, 15640), (680, 12029), (782, 10460), (920, 8891), (1046, 7820), (1564, 5230), (1955, 4184), (2092, 3910), (2615, 3128)]