27239440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20029}}^1$

素因数の和:20059

約数の個数: 40

約数和(自身を含む): 67060440

約数和(自身を除く): 39821000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 20029, 40058, 80116, 100145, 160232, 200290, 320464, 340493, 400580, 680986, 801160, 1361972, 1602320, 1702465, 2723944, 3404930, 5447888, 6809860, 13619720, 27239440]

約数ペア:

[(1, 27239440), (2, 13619720), (4, 6809860), (5, 5447888), (8, 3404930), (10, 2723944), (16, 1702465), (17, 1602320), (20, 1361972), (34, 801160), (40, 680986), (68, 400580), (80, 340493), (85, 320464), (136, 200290), (170, 160232), (272, 100145), (340, 80116), (680, 40058), (1360, 20029)]