7864880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5783}}^1$

素因数の和:5813

約数の個数: 40

約数和(自身を含む): 19364832

約数和(自身を除く): 11499952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 5783, 11566, 23132, 28915, 46264, 57830, 92528, 98311, 115660, 196622, 231320, 393244, 462640, 491555, 786488, 983110, 1572976, 1966220, 3932440, 7864880]

約数ペア:

[(1, 7864880), (2, 3932440), (4, 1966220), (5, 1572976), (8, 983110), (10, 786488), (16, 491555), (17, 462640), (20, 393244), (34, 231320), (40, 196622), (68, 115660), (80, 98311), (85, 92528), (136, 57830), (170, 46264), (272, 28915), (340, 23132), (680, 11566), (1360, 5783)]