13672780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3271}}^1$

素因数の和:3310

約数の個数: 48

約数和(自身を含む): 32981760

約数和(自身を除く): 19308980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 3271, 4180, 6542, 13084, 16355, 32710, 35981, 62149, 65420, 71962, 124298, 143924, 179905, 248596, 310745, 359810, 621490, 683639, 719620, 1242980, 1367278, 2734556, 3418195, 6836390, 13672780]

約数ペア:

[(1, 13672780), (2, 6836390), (4, 3418195), (5, 2734556), (10, 1367278), (11, 1242980), (19, 719620), (20, 683639), (22, 621490), (38, 359810), (44, 310745), (55, 248596), (76, 179905), (95, 143924), (110, 124298), (190, 71962), (209, 65420), (220, 62149), (380, 35981), (418, 32710), (836, 16355), (1045, 13084), (2090, 6542), (3271, 4180)]