12141780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{28909}}^1$

素因数の和:28928

約数の個数: 48

約数和(自身を含む): 38855040

約数和(自身を除く): 26713260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 28909, 57818, 86727, 115636, 144545, 173454, 202363, 289090, 346908, 404726, 433635, 578180, 607089, 809452, 867270, 1011815, 1214178, 1734540, 2023630, 2428356, 3035445, 4047260, 6070890, 12141780]

約数ペア:

[(1, 12141780), (2, 6070890), (3, 4047260), (4, 3035445), (5, 2428356), (6, 2023630), (7, 1734540), (10, 1214178), (12, 1011815), (14, 867270), (15, 809452), (20, 607089), (21, 578180), (28, 433635), (30, 404726), (35, 346908), (42, 289090), (60, 202363), (70, 173454), (84, 144545), (105, 115636), (140, 86727), (210, 57818), (420, 28909)]