156296720

素因数分解:

$2^4\times 5^1\times {\mathrm{1953709}}^1$

素因数の和:1953722

約数の個数: 20

約数和(自身を含む): 363390060

約数和(自身を除く): 207093340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1953709, 3907418, 7814836, 9768545, 15629672, 19537090, 31259344, 39074180, 78148360, 156296720]

約数ペア:

[(1, 156296720), (2, 78148360), (4, 39074180), (5, 31259344), (8, 19537090), (10, 15629672), (16, 9768545), (20, 7814836), (40, 3907418), (80, 1953709)]