25431720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211931}}^1$

素因数の和:211945

約数の個数: 32

約数和(自身を含む): 76295520

約数和(自身を除く): 50863800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211931, 423862, 635793, 847724, 1059655, 1271586, 1695448, 2119310, 2543172, 3178965, 4238620, 5086344, 6357930, 8477240, 12715860, 25431720]

約数ペア:

[(1, 25431720), (2, 12715860), (3, 8477240), (4, 6357930), (5, 5086344), (6, 4238620), (8, 3178965), (10, 2543172), (12, 2119310), (15, 1695448), (20, 1271586), (24, 1059655), (30, 847724), (40, 635793), (60, 423862), (120, 211931)]