18844291240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1630129}}^1$

素因数の和:1630174

約数の個数: 48

約数和(自身を含む): 45040491900

約数和(自身を除く): 26196200660

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, 1630129, 3260258, 6520516, 8150645, 13041032, 16301290, 27712193, 32602580, 55424386, 65205160, 110848772, 138560965, 221697544, 277121930, 471107281, 554243860, 942214562, 1108487720, 1884429124, 2355536405, 3768858248, 4711072810, 9422145620, 18844291240]

約数ペア:

[(1, 18844291240), (2, 9422145620), (4, 4711072810), (5, 3768858248), (8, 2355536405), (10, 1884429124), (17, 1108487720), (20, 942214562), (34, 554243860), (40, 471107281), (68, 277121930), (85, 221697544), (136, 138560965), (170, 110848772), (289, 65205160), (340, 55424386), (578, 32602580), (680, 27712193), (1156, 16301290), (1445, 13041032), (2312, 8150645), (2890, 6520516), (5780, 3260258), (11560, 1630129)]