392549480

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{95279}}^1$

素因数の和:95393

約数の個数: 32

約数和(自身を含む): 891820800

約数和(自身を除く): 499271320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 95279, 190558, 381116, 476395, 762232, 952790, 1905580, 3811160, 9813737, 19627474, 39254948, 49068685, 78509896, 98137370, 196274740, 392549480]

約数ペア:

[(1, 392549480), (2, 196274740), (4, 98137370), (5, 78509896), (8, 49068685), (10, 39254948), (20, 19627474), (40, 9813737), (103, 3811160), (206, 1905580), (412, 952790), (515, 762232), (824, 476395), (1030, 381116), (2060, 190558), (4120, 95279)]