1678980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{27983}}^1$

素因数の和:27995

約数の個数: 24

約数和(自身を含む): 4701312

約数和(自身を除く): 3022332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 27983, 55966, 83949, 111932, 139915, 167898, 279830, 335796, 419745, 559660, 839490, 1678980]

約数ペア:

[(1, 1678980), (2, 839490), (3, 559660), (4, 419745), (5, 335796), (6, 279830), (10, 167898), (12, 139915), (15, 111932), (20, 83949), (30, 55966), (60, 27983)]