12954020

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{823}}^1$

素因数の和:1619

約数の個数: 24

約数和(自身を含む): 27271104

約数和(自身を除く): 14317084

約数列:

[1, 2, 4, 5, 10, 20, 787, 823, 1574, 1646, 3148, 3292, 3935, 4115, 7870, 8230, 15740, 16460, 647701, 1295402, 2590804, 3238505, 6477010, 12954020]

約数ペア:

[(1, 12954020), (2, 6477010), (4, 3238505), (5, 2590804), (10, 1295402), (20, 647701), (787, 16460), (823, 15740), (1574, 8230), (1646, 7870), (3148, 4115), (3292, 3935)]