15280240

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{467}}^1$

素因数の和:889

約数の個数: 40

約数和(自身を含む): 35689680

約数和(自身を除く): 20409440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 467, 818, 934, 1636, 1868, 2045, 2335, 3272, 3736, 4090, 4670, 6544, 7472, 8180, 9340, 16360, 18680, 32720, 37360, 191003, 382006, 764012, 955015, 1528024, 1910030, 3056048, 3820060, 7640120, 15280240]

約数ペア:

[(1, 15280240), (2, 7640120), (4, 3820060), (5, 3056048), (8, 1910030), (10, 1528024), (16, 955015), (20, 764012), (40, 382006), (80, 191003), (409, 37360), (467, 32720), (818, 18680), (934, 16360), (1636, 9340), (1868, 8180), (2045, 7472), (2335, 6544), (3272, 4670), (3736, 4090)]