15974780

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1303}}^1$

素因数の和:1925

約数の個数: 24

約数和(自身を含む): 33627552

約数和(自身を除く): 17652772

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 1303, 2452, 2606, 3065, 5212, 6130, 6515, 12260, 13030, 26060, 798739, 1597478, 3194956, 3993695, 7987390, 15974780]

約数ペア:

[(1, 15974780), (2, 7987390), (4, 3993695), (5, 3194956), (10, 1597478), (20, 798739), (613, 26060), (1226, 13030), (1303, 12260), (2452, 6515), (2606, 6130), (3065, 5212)]