18886720

素因数分解:

$2^6\times 5^1\times {\mathrm{59021}}^1$

素因数の和:59038

約数の個数: 28

約数和(自身を含む): 44974764

約数和(自身を除く): 26088044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 59021, 118042, 236084, 295105, 472168, 590210, 944336, 1180420, 1888672, 2360840, 3777344, 4721680, 9443360, 18886720]

約数ペア:

[(1, 18886720), (2, 9443360), (4, 4721680), (5, 3777344), (8, 2360840), (10, 1888672), (16, 1180420), (20, 944336), (32, 590210), (40, 472168), (64, 295105), (80, 236084), (160, 118042), (320, 59021)]