138164440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{203183}}^1$

素因数の和:203211

約数の個数: 32

約数和(自身を含む): 329158080

約数和(自身を除く): 190993640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 203183, 406366, 812732, 1015915, 1625464, 2031830, 3454111, 4063660, 6908222, 8127320, 13816444, 17270555, 27632888, 34541110, 69082220, 138164440]

約数ペア:

[(1, 138164440), (2, 69082220), (4, 34541110), (5, 27632888), (8, 17270555), (10, 13816444), (17, 8127320), (20, 6908222), (34, 4063660), (40, 3454111), (68, 2031830), (85, 1625464), (136, 1015915), (170, 812732), (340, 406366), (680, 203183)]