28917710

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 53724384

約数和(自身を除く): 24806674

約数列:

[1, 2, 5, 10, 41, 82, 205, 251, 281, 410, 502, 562, 1255, 1405, 2510, 2810, 10291, 11521, 20582, 23042, 51455, 57605, 70531, 102910, 115210, 141062, 352655, 705310, 2891771, 5783542, 14458855, 28917710]

約数ペア:

[(1, 28917710), (2, 14458855), (5, 5783542), (10, 2891771), (41, 705310), (82, 352655), (205, 141062), (251, 115210), (281, 102910), (410, 70531), (502, 57605), (562, 51455), (1255, 23042), (1405, 20582), (2510, 11521), (2810, 10291)]