28059910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{39521}}^1$

素因数の和:39599

約数の個数: 16

約数和(自身を含む): 51220512

約数和(自身を除く): 23160602

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 39521, 79042, 197605, 395210, 2805991, 5611982, 14029955, 28059910]

約数ペア:

[(1, 28059910), (2, 14029955), (5, 5611982), (10, 2805991), (71, 395210), (142, 197605), (355, 79042), (710, 39521)]