20904150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{139361}}^1$

素因数の和:139376

約数の個数: 24

約数和(自身を含む): 51842664

約数和(自身を除く): 30938514

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 139361, 278722, 418083, 696805, 836166, 1393610, 2090415, 3484025, 4180830, 6968050, 10452075, 20904150]

約数ペア:

[(1, 20904150), (2, 10452075), (3, 6968050), (5, 4180830), (6, 3484025), (10, 2090415), (15, 1393610), (25, 836166), (30, 696805), (50, 418083), (75, 278722), (150, 139361)]