647619080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{952381}}^1$

素因数の和:952409

約数の個数: 32

約数和(自身を含む): 1542858840

約数和(自身を除く): 895239760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 952381, 1904762, 3809524, 4761905, 7619048, 9523810, 16190477, 19047620, 32380954, 38095240, 64761908, 80952385, 129523816, 161904770, 323809540, 647619080]

約数ペア:

[(1, 647619080), (2, 323809540), (4, 161904770), (5, 129523816), (8, 80952385), (10, 64761908), (17, 38095240), (20, 32380954), (34, 19047620), (40, 16190477), (68, 9523810), (85, 7619048), (136, 4761905), (170, 3809524), (340, 1904762), (680, 952381)]