11815240

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3739}}^1$

素因数の和:3829

約数の個数: 32

約数和(自身を含む): 26928000

約数和(自身を除く): 15112760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 3739, 7478, 14956, 18695, 29912, 37390, 74780, 149560, 295381, 590762, 1181524, 1476905, 2363048, 2953810, 5907620, 11815240]

約数ペア:

[(1, 11815240), (2, 5907620), (4, 2953810), (5, 2363048), (8, 1476905), (10, 1181524), (20, 590762), (40, 295381), (79, 149560), (158, 74780), (316, 37390), (395, 29912), (632, 18695), (790, 14956), (1580, 7478), (3160, 3739)]