191072720

素因数分解:

$2^4\times 5^1\times {\mathrm{2388409}}^1$

素因数の和:2388422

約数の個数: 20

約数和(自身を含む): 444244260

約数和(自身を除く): 253171540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2388409, 4776818, 9553636, 11942045, 19107272, 23884090, 38214544, 47768180, 95536360, 191072720]

約数ペア:

[(1, 191072720), (2, 95536360), (4, 47768180), (5, 38214544), (8, 23884090), (10, 19107272), (16, 11942045), (20, 9553636), (40, 4776818), (80, 2388409)]