28387010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91571}}^1$

素因数の和:91609

約数の個数: 16

約数和(自身を含む): 52745472

約数和(自身を除く): 24358462

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 91571, 183142, 457855, 915710, 2838701, 5677402, 14193505, 28387010]

約数ペア:

[(1, 28387010), (2, 14193505), (5, 5677402), (10, 2838701), (31, 915710), (62, 457855), (155, 183142), (310, 91571)]