1904920280

素因数分解:

$2^3\times 5^1\times {\mathrm{47623007}}^1$

素因数の和:47623018

約数の個数: 16

約数和(自身を含む): 4286070720

約数和(自身を除く): 2381150440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47623007, 95246014, 190492028, 238115035, 380984056, 476230070, 952460140, 1904920280]

約数ペア:

[(1, 1904920280), (2, 952460140), (4, 476230070), (5, 380984056), (8, 238115035), (10, 190492028), (20, 95246014), (40, 47623007)]