1871305520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3341617}}^1$

素因数の和:3341637

約数の個数: 40

約数和(自身を含む): 4972327584

約数和(自身を除く): 3101022064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3341617, 6683234, 13366468, 16708085, 23391319, 26732936, 33416170, 46782638, 53465872, 66832340, 93565276, 116956595, 133664680, 187130552, 233913190, 267329360, 374261104, 467826380, 935652760, 1871305520]

約数ペア:

[(1, 1871305520), (2, 935652760), (4, 467826380), (5, 374261104), (7, 267329360), (8, 233913190), (10, 187130552), (14, 133664680), (16, 116956595), (20, 93565276), (28, 66832340), (35, 53465872), (40, 46782638), (56, 33416170), (70, 26732936), (80, 23391319), (112, 16708085), (140, 13366468), (280, 6683234), (560, 3341617)]