15380016

素因数分解:

$2^4\times 3^1\times {\mathrm{320417}}^1$

素因数の和:320428

約数の個数: 20

約数和(自身を含む): 39731832

約数和(自身を除く): 24351816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 320417, 640834, 961251, 1281668, 1922502, 2563336, 3845004, 5126672, 7690008, 15380016]

約数ペア:

[(1, 15380016), (2, 7690008), (3, 5126672), (4, 3845004), (6, 2563336), (8, 1922502), (12, 1281668), (16, 961251), (24, 640834), (48, 320417)]