3991620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{937}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 11346048

約数和(自身を除く): 7354428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 937, 1065, 1420, 1874, 2130, 2811, 3748, 4260, 4685, 5622, 9370, 11244, 14055, 18740, 28110, 56220, 66527, 133054, 199581, 266108, 332635, 399162, 665270, 798324, 997905, 1330540, 1995810, 3991620]

約数ペア:

[(1, 3991620), (2, 1995810), (3, 1330540), (4, 997905), (5, 798324), (6, 665270), (10, 399162), (12, 332635), (15, 266108), (20, 199581), (30, 133054), (60, 66527), (71, 56220), (142, 28110), (213, 18740), (284, 14055), (355, 11244), (426, 9370), (710, 5622), (852, 4685), (937, 4260), (1065, 3748), (1420, 2811), (1874, 2130)]