2019774760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{174721}}^1$

素因数の和:174766

約数の個数: 48

約数和(自身を含む): 4827568860

約数和(自身を除く): 2807794100

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 11560, 174721, 349442, 698884, 873605, 1397768, 1747210, 2970257, 3494420, 5940514, 6988840, 11881028, 14851285, 23762056, 29702570, 50494369, 59405140, 100988738, 118810280, 201977476, 252471845, 403954952, 504943690, 1009887380, 2019774760]

約数ペア:

[(1, 2019774760), (2, 1009887380), (4, 504943690), (5, 403954952), (8, 252471845), (10, 201977476), (17, 118810280), (20, 100988738), (34, 59405140), (40, 50494369), (68, 29702570), (85, 23762056), (136, 14851285), (170, 11881028), (289, 6988840), (340, 5940514), (578, 3494420), (680, 2970257), (1156, 1747210), (1445, 1397768), (2312, 873605), (2890, 698884), (5780, 349442), (11560, 174721)]