8634980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 19459440

約数和(自身を除く): 10824460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 233, 340, 436, 466, 545, 932, 1090, 1165, 1853, 2180, 2330, 3706, 3961, 4660, 7412, 7922, 9265, 15844, 18530, 19805, 25397, 37060, 39610, 50794, 79220, 101588, 126985, 253970, 431749, 507940, 863498, 1726996, 2158745, 4317490, 8634980]

約数ペア:

[(1, 8634980), (2, 4317490), (4, 2158745), (5, 1726996), (10, 863498), (17, 507940), (20, 431749), (34, 253970), (68, 126985), (85, 101588), (109, 79220), (170, 50794), (218, 39610), (233, 37060), (340, 25397), (436, 19805), (466, 18530), (545, 15844), (932, 9265), (1090, 7922), (1165, 7412), (1853, 4660), (2180, 3961), (2330, 3706)]