55840720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53693}}^1$

素因数の和:53719

約数の個数: 40

約数和(自身を含む): 139819176

約数和(自身を除く): 83978456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 53693, 107386, 214772, 268465, 429544, 536930, 698009, 859088, 1073860, 1396018, 2147720, 2792036, 3490045, 4295440, 5584072, 6980090, 11168144, 13960180, 27920360, 55840720]

約数ペア:

[(1, 55840720), (2, 27920360), (4, 13960180), (5, 11168144), (8, 6980090), (10, 5584072), (13, 4295440), (16, 3490045), (20, 2792036), (26, 2147720), (40, 1396018), (52, 1073860), (65, 859088), (80, 698009), (104, 536930), (130, 429544), (208, 268465), (260, 214772), (520, 107386), (1040, 53693)]