4398920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6469}}^1$

素因数の和:6497

約数の個数: 32

約数和(自身を含む): 10481400

約数和(自身を除く): 6082480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 6469, 12938, 25876, 32345, 51752, 64690, 109973, 129380, 219946, 258760, 439892, 549865, 879784, 1099730, 2199460, 4398920]

約数ペア:

[(1, 4398920), (2, 2199460), (4, 1099730), (5, 879784), (8, 549865), (10, 439892), (17, 258760), (20, 219946), (34, 129380), (40, 109973), (68, 64690), (85, 51752), (136, 32345), (170, 25876), (340, 12938), (680, 6469)]