28420112

素因数分解:

$2^4\times 7^1\times {\mathrm{253751}}^1$

素因数の和:253766

約数の個数: 20

約数和(自身を含む): 62930496

約数和(自身を除く): 34510384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 253751, 507502, 1015004, 1776257, 2030008, 3552514, 4060016, 7105028, 14210056, 28420112]

約数ペア:

[(1, 28420112), (2, 14210056), (4, 7105028), (7, 4060016), (8, 3552514), (14, 2030008), (16, 1776257), (28, 1015004), (56, 507502), (112, 253751)]