1250120770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{16087}}^1$

素因数の和:16522

約数の個数: 32

約数和(自身を含む): 2374588800

約数和(自身を除く): 1124468030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 409, 818, 2045, 4090, 7771, 15542, 16087, 32174, 38855, 77710, 80435, 160870, 305653, 611306, 1528265, 3056530, 6579583, 13159166, 32897915, 65795830, 125012077, 250024154, 625060385, 1250120770]

約数ペア:

[(1, 1250120770), (2, 625060385), (5, 250024154), (10, 125012077), (19, 65795830), (38, 32897915), (95, 13159166), (190, 6579583), (409, 3056530), (818, 1528265), (2045, 611306), (4090, 305653), (7771, 160870), (15542, 80435), (16087, 77710), (32174, 38855)]