15126980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2371}}^1$

素因数の和:2420

約数の個数: 48

約数和(自身を含む): 35864640

約数和(自身を除く): 20737660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 2371, 3190, 4742, 6380, 9484, 11855, 23710, 26081, 47420, 52162, 68759, 104324, 130405, 137518, 260810, 275036, 343795, 521620, 687590, 756349, 1375180, 1512698, 3025396, 3781745, 7563490, 15126980]

約数ペア:

[(1, 15126980), (2, 7563490), (4, 3781745), (5, 3025396), (10, 1512698), (11, 1375180), (20, 756349), (22, 687590), (29, 521620), (44, 343795), (55, 275036), (58, 260810), (110, 137518), (116, 130405), (145, 104324), (220, 68759), (290, 52162), (319, 47420), (580, 26081), (638, 23710), (1276, 11855), (1595, 9484), (2371, 6380), (3190, 4742)]