12988020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11393}}^1$

素因数の和:11424

約数の個数: 48

約数和(自身を含む): 38283840

約数和(自身を除く): 25295820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 11393, 22786, 34179, 45572, 56965, 68358, 113930, 136716, 170895, 216467, 227860, 341790, 432934, 649401, 683580, 865868, 1082335, 1298802, 2164670, 2597604, 3247005, 4329340, 6494010, 12988020]

約数ペア:

[(1, 12988020), (2, 6494010), (3, 4329340), (4, 3247005), (5, 2597604), (6, 2164670), (10, 1298802), (12, 1082335), (15, 865868), (19, 683580), (20, 649401), (30, 432934), (38, 341790), (57, 227860), (60, 216467), (76, 170895), (95, 136716), (114, 113930), (190, 68358), (228, 56965), (285, 45572), (380, 34179), (570, 22786), (1140, 11393)]