805879760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1439071}}^1$

素因数の和:1439091

約数の個数: 40

約数和(自身を含む): 2141339136

約数和(自身を除く): 1335459376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1439071, 2878142, 5756284, 7195355, 10073497, 11512568, 14390710, 20146994, 23025136, 28781420, 40293988, 50367485, 57562840, 80587976, 100734970, 115125680, 161175952, 201469940, 402939880, 805879760]

約数ペア:

[(1, 805879760), (2, 402939880), (4, 201469940), (5, 161175952), (7, 115125680), (8, 100734970), (10, 80587976), (14, 57562840), (16, 50367485), (20, 40293988), (28, 28781420), (35, 23025136), (40, 20146994), (56, 14390710), (70, 11512568), (80, 10073497), (112, 7195355), (140, 5756284), (280, 2878142), (560, 1439071)]