30290420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{40933}}^1$

素因数の和:40979

約数の個数: 24

約数和(自身を含む): 65330664

約数和(自身を除く): 35040244

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 40933, 81866, 163732, 204665, 409330, 818660, 1514521, 3029042, 6058084, 7572605, 15145210, 30290420]

約数ペア:

[(1, 30290420), (2, 15145210), (4, 7572605), (5, 6058084), (10, 3029042), (20, 1514521), (37, 818660), (74, 409330), (148, 204665), (185, 163732), (370, 81866), (740, 40933)]