31280710

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{30971}}^1$

素因数の和:31079

約数の個数: 16

約数和(自身を含む): 56864592

約数和(自身を除く): 25583882

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 30971, 61942, 154855, 309710, 3128071, 6256142, 15640355, 31280710]

約数ペア:

[(1, 31280710), (2, 15640355), (5, 6256142), (10, 3128071), (101, 309710), (202, 154855), (505, 61942), (1010, 30971)]