7841890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3863}}^1$

素因数の和:3906

約数の個数: 32

約数和(自身を含む): 16692480

約数和(自身を除く): 8850590

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 3863, 7726, 19315, 27041, 38630, 54082, 112027, 135205, 224054, 270410, 560135, 784189, 1120270, 1568378, 3920945, 7841890]

約数ペア:

[(1, 7841890), (2, 3920945), (5, 1568378), (7, 1120270), (10, 784189), (14, 560135), (29, 270410), (35, 224054), (58, 135205), (70, 112027), (145, 54082), (203, 38630), (290, 27041), (406, 19315), (1015, 7726), (2030, 3863)]