13378040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1979}}^1$

素因数の和:2016

約数の個数: 48

約数和(自身を含む): 32610600

約数和(自身を除く): 19232560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 1979, 3380, 3958, 6760, 7916, 9895, 15832, 19790, 25727, 39580, 51454, 79160, 102908, 128635, 205816, 257270, 334451, 514540, 668902, 1029080, 1337804, 1672255, 2675608, 3344510, 6689020, 13378040]

約数ペア:

[(1, 13378040), (2, 6689020), (4, 3344510), (5, 2675608), (8, 1672255), (10, 1337804), (13, 1029080), (20, 668902), (26, 514540), (40, 334451), (52, 257270), (65, 205816), (104, 128635), (130, 102908), (169, 79160), (260, 51454), (338, 39580), (520, 25727), (676, 19790), (845, 15832), (1352, 9895), (1690, 7916), (1979, 6760), (3380, 3958)]