209728410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{88493}}^1$

素因数の和:88582

約数の個数: 32

約数和(自身を含む): 509725440

約数和(自身を除く): 299997030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 88493, 176986, 265479, 442465, 530958, 884930, 1327395, 2654790, 6990947, 13981894, 20972841, 34954735, 41945682, 69909470, 104864205, 209728410]

約数ペア:

[(1, 209728410), (2, 104864205), (3, 69909470), (5, 41945682), (6, 34954735), (10, 20972841), (15, 13981894), (30, 6990947), (79, 2654790), (158, 1327395), (237, 884930), (395, 530958), (474, 442465), (790, 265479), (1185, 176986), (2370, 88493)]