855608440

素因数分解:

$2^3\times 5^1\times {\mathrm{1493}}^1\times {\mathrm{14327}}^1$

素因数の和:15831

約数の個数: 32

約数和(自身を含む): 1926542880

約数和(自身を除く): 1070934440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1493, 2986, 5972, 7465, 11944, 14327, 14930, 28654, 29860, 57308, 59720, 71635, 114616, 143270, 286540, 573080, 21390211, 42780422, 85560844, 106951055, 171121688, 213902110, 427804220, 855608440]

約数ペア:

[(1, 855608440), (2, 427804220), (4, 213902110), (5, 171121688), (8, 106951055), (10, 85560844), (20, 42780422), (40, 21390211), (1493, 573080), (2986, 286540), (5972, 143270), (7465, 114616), (11944, 71635), (14327, 59720), (14930, 57308), (28654, 29860)]