123034820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 280105560

約数和(自身を除く): 157070740

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 401, 460, 529, 580, 667, 802, 1058, 1334, 1604, 2005, 2116, 2645, 2668, 3335, 4010, 5290, 6670, 8020, 9223, 10580, 11629, 13340, 15341, 18446, 23258, 30682, 36892, 46115, 46516, 58145, 61364, 76705, 92230, 116290, 153410, 184460, 212129, 232580, 267467, 306820, 424258, 534934, 848516, 1060645, 1069868, 1337335, 2121290, 2674670, 4242580, 5349340, 6151741, 12303482, 24606964, 30758705, 61517410, 123034820]

約数ペア:

[(1, 123034820), (2, 61517410), (4, 30758705), (5, 24606964), (10, 12303482), (20, 6151741), (23, 5349340), (29, 4242580), (46, 2674670), (58, 2121290), (92, 1337335), (115, 1069868), (116, 1060645), (145, 848516), (230, 534934), (290, 424258), (401, 306820), (460, 267467), (529, 232580), (580, 212129), (667, 184460), (802, 153410), (1058, 116290), (1334, 92230), (1604, 76705), (2005, 61364), (2116, 58145), (2645, 46516), (2668, 46115), (3335, 36892), (4010, 30682), (5290, 23258), (6670, 18446), (8020, 15341), (9223, 13340), (10580, 11629)]