20005010

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15271}}^1$

素因数の和:15409

約数の個数: 16

約数和(自身を含む): 36286272

約数和(自身を除く): 16281262

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 15271, 30542, 76355, 152710, 2000501, 4001002, 10002505, 20005010]

約数ペア:

[(1, 20005010), (2, 10002505), (5, 4001002), (10, 2000501), (131, 152710), (262, 76355), (655, 30542), (1310, 15271)]