30980390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{442577}}^1$

素因数の和:442591

約数の個数: 16

約数和(自身を含む): 63731232

約数和(自身を除く): 32750842

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 442577, 885154, 2212885, 3098039, 4425770, 6196078, 15490195, 30980390]

約数ペア:

[(1, 30980390), (2, 15490195), (5, 6196078), (7, 4425770), (10, 3098039), (14, 2212885), (35, 885154), (70, 442577)]