24640640

素因数分解:

$2^7\times 5^1\times {\mathrm{38501}}^1$

素因数の和:38520

約数の個数: 32

約数和(自身を含む): 58908060

約数和(自身を除く): 34267420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 38501, 77002, 154004, 192505, 308008, 385010, 616016, 770020, 1232032, 1540040, 2464064, 3080080, 4928128, 6160160, 12320320, 24640640]

約数ペア:

[(1, 24640640), (2, 12320320), (4, 6160160), (5, 4928128), (8, 3080080), (10, 2464064), (16, 1540040), (20, 1232032), (32, 770020), (40, 616016), (64, 385010), (80, 308008), (128, 192505), (160, 154004), (320, 77002), (640, 38501)]