13711240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4339}}^1$

素因数の和:4429

約数の個数: 32

約数和(自身を含む): 31248000

約数和(自身を除く): 17536760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4339, 8678, 17356, 21695, 34712, 43390, 86780, 173560, 342781, 685562, 1371124, 1713905, 2742248, 3427810, 6855620, 13711240]

約数ペア:

[(1, 13711240), (2, 6855620), (4, 3427810), (5, 2742248), (8, 1713905), (10, 1371124), (20, 685562), (40, 342781), (79, 173560), (158, 86780), (316, 43390), (395, 34712), (632, 21695), (790, 17356), (1580, 8678), (3160, 4339)]