16940460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{809}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 47628000

約数和(自身を除く): 30687540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349, 698, 809, 1047, 1396, 1618, 1745, 2094, 2427, 3236, 3490, 4045, 4188, 4854, 5235, 6980, 8090, 9708, 10470, 12135, 16180, 20940, 24270, 48540, 282341, 564682, 847023, 1129364, 1411705, 1694046, 2823410, 3388092, 4235115, 5646820, 8470230, 16940460]

約数ペア:

[(1, 16940460), (2, 8470230), (3, 5646820), (4, 4235115), (5, 3388092), (6, 2823410), (10, 1694046), (12, 1411705), (15, 1129364), (20, 847023), (30, 564682), (60, 282341), (349, 48540), (698, 24270), (809, 20940), (1047, 16180), (1396, 12135), (1618, 10470), (1745, 9708), (2094, 8090), (2427, 6980), (3236, 5235), (3490, 4854), (4045, 4188)]