16800640

素因数分解:

$2^7\times 5^1\times {\mathrm{26251}}^1$

素因数の和:26270

約数の個数: 32

約数和(自身を含む): 40165560

約数和(自身を除く): 23364920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 26251, 52502, 105004, 131255, 210008, 262510, 420016, 525020, 840032, 1050040, 1680064, 2100080, 3360128, 4200160, 8400320, 16800640]

約数ペア:

[(1, 16800640), (2, 8400320), (4, 4200160), (5, 3360128), (8, 2100080), (10, 1680064), (16, 1050040), (20, 840032), (32, 525020), (40, 420016), (64, 262510), (80, 210008), (128, 131255), (160, 105004), (320, 52502), (640, 26251)]