738630140

素因数分解:

$2^2\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{17747}}^1$

素因数の和:19837

約数の個数: 24

約数和(自身を含む): 1551956112

約数和(自身を除く): 813325972

約数列:

[1, 2, 4, 5, 10, 20, 2081, 4162, 8324, 10405, 17747, 20810, 35494, 41620, 70988, 88735, 177470, 354940, 36931507, 73863014, 147726028, 184657535, 369315070, 738630140]

約数ペア:

[(1, 738630140), (2, 369315070), (4, 184657535), (5, 147726028), (10, 73863014), (20, 36931507), (2081, 354940), (4162, 177470), (8324, 88735), (10405, 70988), (17747, 41620), (20810, 35494)]