20011920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83383}}^1$

素因数の和:83399

約数の個数: 40

約数和(自身を含む): 62037696

約数和(自身を除く): 42025776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83383, 166766, 250149, 333532, 416915, 500298, 667064, 833830, 1000596, 1250745, 1334128, 1667660, 2001192, 2501490, 3335320, 4002384, 5002980, 6670640, 10005960, 20011920]

約数ペア:

[(1, 20011920), (2, 10005960), (3, 6670640), (4, 5002980), (5, 4002384), (6, 3335320), (8, 2501490), (10, 2001192), (12, 1667660), (15, 1334128), (16, 1250745), (20, 1000596), (24, 833830), (30, 667064), (40, 500298), (48, 416915), (60, 333532), (80, 250149), (120, 166766), (240, 83383)]