20002980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{333383}}^1$

素因数の和:333395

約数の個数: 24

約数和(自身を含む): 56008512

約数和(自身を除く): 36005532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 333383, 666766, 1000149, 1333532, 1666915, 2000298, 3333830, 4000596, 5000745, 6667660, 10001490, 20002980]

約数ペア:

[(1, 20002980), (2, 10001490), (3, 6667660), (4, 5000745), (5, 4000596), (6, 3333830), (10, 2000298), (12, 1666915), (15, 1333532), (20, 1000149), (30, 666766), (60, 333383)]