19226960

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1613}}^1$

素因数の和:1775

約数の個数: 40

約数和(自身を含む): 45030600

約数和(自身を除く): 25803640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 1613, 2384, 2980, 3226, 5960, 6452, 8065, 11920, 12904, 16130, 25808, 32260, 64520, 129040, 240337, 480674, 961348, 1201685, 1922696, 2403370, 3845392, 4806740, 9613480, 19226960]

約数ペア:

[(1, 19226960), (2, 9613480), (4, 4806740), (5, 3845392), (8, 2403370), (10, 1922696), (16, 1201685), (20, 961348), (40, 480674), (80, 240337), (149, 129040), (298, 64520), (596, 32260), (745, 25808), (1192, 16130), (1490, 12904), (1613, 11920), (2384, 8065), (2980, 6452), (3226, 5960)]