12135540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{787}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 34155072

約数和(自身を除く): 22019532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 787, 1028, 1285, 1542, 1574, 2361, 2570, 3084, 3148, 3855, 3935, 4722, 5140, 7710, 7870, 9444, 11805, 15420, 15740, 23610, 47220, 202259, 404518, 606777, 809036, 1011295, 1213554, 2022590, 2427108, 3033885, 4045180, 6067770, 12135540]

約数ペア:

[(1, 12135540), (2, 6067770), (3, 4045180), (4, 3033885), (5, 2427108), (6, 2022590), (10, 1213554), (12, 1011295), (15, 809036), (20, 606777), (30, 404518), (60, 202259), (257, 47220), (514, 23610), (771, 15740), (787, 15420), (1028, 11805), (1285, 9444), (1542, 7870), (1574, 7710), (2361, 5140), (2570, 4722), (3084, 3935), (3148, 3855)]