73235540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1279}}^1$

素因数の和:1704

約数の個数: 48

約数和(自身を含む): 176332800

約数和(自身を除く): 103097260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 409, 818, 1279, 1636, 2045, 2558, 2863, 4090, 5116, 5726, 6395, 8180, 8953, 11452, 12790, 14315, 17906, 25580, 28630, 35812, 44765, 57260, 89530, 179060, 523111, 1046222, 2092444, 2615555, 3661777, 5231110, 7323554, 10462220, 14647108, 18308885, 36617770, 73235540]

約数ペア:

[(1, 73235540), (2, 36617770), (4, 18308885), (5, 14647108), (7, 10462220), (10, 7323554), (14, 5231110), (20, 3661777), (28, 2615555), (35, 2092444), (70, 1046222), (140, 523111), (409, 179060), (818, 89530), (1279, 57260), (1636, 44765), (2045, 35812), (2558, 28630), (2863, 25580), (4090, 17906), (5116, 14315), (5726, 12790), (6395, 11452), (8180, 8953)]