149330420

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{14669}}^1$

素因数の和:15187

約数の個数: 24

約数和(自身を含む): 314231400

約数和(自身を除く): 164900980

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 10180, 14669, 29338, 58676, 73345, 146690, 293380, 7466521, 14933042, 29866084, 37332605, 74665210, 149330420]

約数ペア:

[(1, 149330420), (2, 74665210), (4, 37332605), (5, 29866084), (10, 14933042), (20, 7466521), (509, 293380), (1018, 146690), (2036, 73345), (2545, 58676), (5090, 29338), (10180, 14669)]