18180580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3593}}^1$

素因数の和:3636

約数の個数: 48

約数和(自身を含む): 43473024

約数和(自身を除く): 25292444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 3593, 5060, 7186, 14372, 17965, 35930, 39523, 71860, 79046, 82639, 158092, 165278, 197615, 330556, 395230, 413195, 790460, 826390, 909029, 1652780, 1818058, 3636116, 4545145, 9090290, 18180580]

約数ペア:

[(1, 18180580), (2, 9090290), (4, 4545145), (5, 3636116), (10, 1818058), (11, 1652780), (20, 909029), (22, 826390), (23, 790460), (44, 413195), (46, 395230), (55, 330556), (92, 197615), (110, 165278), (115, 158092), (220, 82639), (230, 79046), (253, 71860), (460, 39523), (506, 35930), (1012, 17965), (1265, 14372), (2530, 7186), (3593, 5060)]