1887180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 5370624

約数和(自身を除く): 3483444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 443, 710, 852, 886, 1065, 1329, 1420, 1772, 2130, 2215, 2658, 4260, 4430, 5316, 6645, 8860, 13290, 26580, 31453, 62906, 94359, 125812, 157265, 188718, 314530, 377436, 471795, 629060, 943590, 1887180]

約数ペア:

[(1, 1887180), (2, 943590), (3, 629060), (4, 471795), (5, 377436), (6, 314530), (10, 188718), (12, 157265), (15, 125812), (20, 94359), (30, 62906), (60, 31453), (71, 26580), (142, 13290), (213, 8860), (284, 6645), (355, 5316), (426, 4430), (443, 4260), (710, 2658), (852, 2215), (886, 2130), (1065, 1772), (1329, 1420)]