47955280

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1811}}^1$

素因数の和:2155

約数の個数: 40

約数和(自身を含む): 111894624

約数和(自身を除く): 63939344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 1811, 2648, 3310, 3622, 5296, 6620, 7244, 9055, 13240, 14488, 18110, 26480, 28976, 36220, 72440, 144880, 599441, 1198882, 2397764, 2997205, 4795528, 5994410, 9591056, 11988820, 23977640, 47955280]

約数ペア:

[(1, 47955280), (2, 23977640), (4, 11988820), (5, 9591056), (8, 5994410), (10, 4795528), (16, 2997205), (20, 2397764), (40, 1198882), (80, 599441), (331, 144880), (662, 72440), (1324, 36220), (1655, 28976), (1811, 26480), (2648, 18110), (3310, 14488), (3622, 13240), (5296, 9055), (6620, 7244)]