340646720

素因数分解:

$2^6\times 5^1\times {\mathrm{1064521}}^1$

素因数の和:1064538

約数の個数: 28

約数和(自身を含む): 811165764

約数和(自身を除く): 470519044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1064521, 2129042, 4258084, 5322605, 8516168, 10645210, 17032336, 21290420, 34064672, 42580840, 68129344, 85161680, 170323360, 340646720]

約数ペア:

[(1, 340646720), (2, 170323360), (4, 85161680), (5, 68129344), (8, 42580840), (10, 34064672), (16, 21290420), (20, 17032336), (32, 10645210), (40, 8516168), (64, 5322605), (80, 4258084), (160, 2129042), (320, 1064521)]