19567920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81533}}^1$

素因数の和:81549

約数の個数: 40

約数和(自身を含む): 60661296

約数和(自身を除く): 41093376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81533, 163066, 244599, 326132, 407665, 489198, 652264, 815330, 978396, 1222995, 1304528, 1630660, 1956792, 2445990, 3261320, 3913584, 4891980, 6522640, 9783960, 19567920]

約数ペア:

[(1, 19567920), (2, 9783960), (3, 6522640), (4, 4891980), (5, 3913584), (6, 3261320), (8, 2445990), (10, 1956792), (12, 1630660), (15, 1304528), (16, 1222995), (20, 978396), (24, 815330), (30, 652264), (40, 489198), (48, 407665), (60, 326132), (80, 244599), (120, 163066), (240, 81533)]