1238960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1$

素因数の和:941

約数の個数: 40

約数和(自身を含む): 3053376

約数和(自身を除く): 1814416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 911, 1360, 1822, 3644, 4555, 7288, 9110, 14576, 15487, 18220, 30974, 36440, 61948, 72880, 77435, 123896, 154870, 247792, 309740, 619480, 1238960]

約数ペア:

[(1, 1238960), (2, 619480), (4, 309740), (5, 247792), (8, 154870), (10, 123896), (16, 77435), (17, 72880), (20, 61948), (34, 36440), (40, 30974), (68, 18220), (80, 15487), (85, 14576), (136, 9110), (170, 7288), (272, 4555), (340, 3644), (680, 1822), (911, 1360)]