38784640

素因数分解:

$2^7\times 5^1\times {\mathrm{60601}}^1$

素因数の和:60620

約数の個数: 32

約数和(自身を含む): 92721060

約数和(自身を除く): 53936420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 60601, 121202, 242404, 303005, 484808, 606010, 969616, 1212020, 1939232, 2424040, 3878464, 4848080, 7756928, 9696160, 19392320, 38784640]

約数ペア:

[(1, 38784640), (2, 19392320), (4, 9696160), (5, 7756928), (8, 4848080), (10, 3878464), (16, 2424040), (20, 1939232), (32, 1212020), (40, 969616), (64, 606010), (80, 484808), (128, 303005), (160, 242404), (320, 121202), (640, 60601)]