31068280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26783}}^1$

素因数の和:26823

約数の個数: 32

約数和(自身を含む): 72316800

約数和(自身を除く): 41248520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 26783, 53566, 107132, 133915, 214264, 267830, 535660, 776707, 1071320, 1553414, 3106828, 3883535, 6213656, 7767070, 15534140, 31068280]

約数ペア:

[(1, 31068280), (2, 15534140), (4, 7767070), (5, 6213656), (8, 3883535), (10, 3106828), (20, 1553414), (29, 1071320), (40, 776707), (58, 535660), (116, 267830), (145, 214264), (232, 133915), (290, 107132), (580, 53566), (1160, 26783)]