12877980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3023}}^1$

素因数の和:3106

約数の個数: 48

約数和(自身を含む): 36578304

約数和(自身を除く): 23700324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 3023, 4260, 6046, 9069, 12092, 15115, 18138, 30230, 36276, 45345, 60460, 90690, 181380, 214633, 429266, 643899, 858532, 1073165, 1287798, 2146330, 2575596, 3219495, 4292660, 6438990, 12877980]

約数ペア:

[(1, 12877980), (2, 6438990), (3, 4292660), (4, 3219495), (5, 2575596), (6, 2146330), (10, 1287798), (12, 1073165), (15, 858532), (20, 643899), (30, 429266), (60, 214633), (71, 181380), (142, 90690), (213, 60460), (284, 45345), (355, 36276), (426, 30230), (710, 18138), (852, 15115), (1065, 12092), (1420, 9069), (2130, 6046), (3023, 4260)]