1301473840

素因数分解:

$2^4\times 5^1\times {\mathrm{16268423}}^1$

素因数の和:16268436

約数の個数: 20

約数和(自身を含む): 3025926864

約数和(自身を除く): 1724453024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16268423, 32536846, 65073692, 81342115, 130147384, 162684230, 260294768, 325368460, 650736920, 1301473840]

約数ペア:

[(1, 1301473840), (2, 650736920), (4, 325368460), (5, 260294768), (8, 162684230), (10, 130147384), (16, 81342115), (20, 65073692), (40, 32536846), (80, 16268423)]