28345530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^2$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 71932320

約数和(自身を除く): 43586790

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 223, 285, 446, 570, 669, 1115, 1338, 2230, 3345, 4237, 6690, 8474, 12711, 21185, 25422, 42370, 49729, 63555, 99458, 127110, 149187, 248645, 298374, 497290, 745935, 944851, 1491870, 1889702, 2834553, 4724255, 5669106, 9448510, 14172765, 28345530]

約数ペア:

[(1, 28345530), (2, 14172765), (3, 9448510), (5, 5669106), (6, 4724255), (10, 2834553), (15, 1889702), (19, 1491870), (30, 944851), (38, 745935), (57, 497290), (95, 298374), (114, 248645), (190, 149187), (223, 127110), (285, 99458), (446, 63555), (570, 49729), (669, 42370), (1115, 25422), (1338, 21185), (2230, 12711), (3345, 8474), (4237, 6690)]