1298020180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1399}}^1\times {\mathrm{2017}}^1$

素因数の和:3448

約数の個数: 48

約数和(自身を含む): 2847801600

約数和(自身を除く): 1549781420

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1399, 2017, 2798, 4034, 5596, 6995, 8068, 10085, 13990, 20170, 27980, 32177, 40340, 46391, 64354, 92782, 128708, 160885, 185564, 231955, 321770, 463910, 643540, 927820, 2821783, 5643566, 11287132, 14108915, 28217830, 56435660, 64901009, 129802018, 259604036, 324505045, 649010090, 1298020180]

約数ペア:

[(1, 1298020180), (2, 649010090), (4, 324505045), (5, 259604036), (10, 129802018), (20, 64901009), (23, 56435660), (46, 28217830), (92, 14108915), (115, 11287132), (230, 5643566), (460, 2821783), (1399, 927820), (2017, 643540), (2798, 463910), (4034, 321770), (5596, 231955), (6995, 185564), (8068, 160885), (10085, 128708), (13990, 92782), (20170, 64354), (27980, 46391), (32177, 40340)]