195437680

素因数分解:

$2^4\times 5^1\times {\mathrm{2442971}}^1$

素因数の和:2442984

約数の個数: 20

約数和(自身を含む): 454392792

約数和(自身を除く): 258955112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2442971, 4885942, 9771884, 12214855, 19543768, 24429710, 39087536, 48859420, 97718840, 195437680]

約数ペア:

[(1, 195437680), (2, 97718840), (4, 48859420), (5, 39087536), (8, 24429710), (10, 19543768), (16, 12214855), (20, 9771884), (40, 4885942), (80, 2442971)]