3913980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{9319}}^1$

素因数の和:9338

約数の個数: 48

約数和(自身を含む): 12526080

約数和(自身を除く): 8612100

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, 9319, 18638, 27957, 37276, 46595, 55914, 65233, 93190, 111828, 130466, 139785, 186380, 195699, 260932, 279570, 326165, 391398, 559140, 652330, 782796, 978495, 1304660, 1956990, 3913980]

約数ペア:

[(1, 3913980), (2, 1956990), (3, 1304660), (4, 978495), (5, 782796), (6, 652330), (7, 559140), (10, 391398), (12, 326165), (14, 279570), (15, 260932), (20, 195699), (21, 186380), (28, 139785), (30, 130466), (35, 111828), (42, 93190), (60, 65233), (70, 55914), (84, 46595), (105, 37276), (140, 27957), (210, 18638), (420, 9319)]