236827480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{144407}}^1$

素因数の和:144459

約数の個数: 32

約数和(自身を含む): 545862240

約数和(自身を除く): 309034760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 144407, 288814, 577628, 722035, 1155256, 1444070, 2888140, 5776280, 5920687, 11841374, 23682748, 29603435, 47365496, 59206870, 118413740, 236827480]

約数ペア:

[(1, 236827480), (2, 118413740), (4, 59206870), (5, 47365496), (8, 29603435), (10, 23682748), (20, 11841374), (40, 5920687), (41, 5776280), (82, 2888140), (164, 1444070), (205, 1155256), (328, 722035), (410, 577628), (820, 288814), (1640, 144407)]