993980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3823}}^1$

素因数の和:3845

約数の個数: 24

約数和(自身を含む): 2248512

約数和(自身を除く): 1254532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3823, 7646, 15292, 19115, 38230, 49699, 76460, 99398, 198796, 248495, 496990, 993980]

約数ペア:

[(1, 993980), (2, 496990), (4, 248495), (5, 198796), (10, 99398), (13, 76460), (20, 49699), (26, 38230), (52, 19115), (65, 15292), (130, 7646), (260, 3823)]