215070910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{74419}}^1$

素因数の和:74460

約数の個数: 24

約数和(自身を含む): 411244920

約数和(自身を除く): 196174010

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 74419, 148838, 372095, 744190, 1265123, 2530246, 6325615, 12651230, 21507091, 43014182, 107535455, 215070910]

約数ペア:

[(1, 215070910), (2, 107535455), (5, 43014182), (10, 21507091), (17, 12651230), (34, 6325615), (85, 2530246), (170, 1265123), (289, 744190), (578, 372095), (1445, 148838), (2890, 74419)]