4717240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 11819520

約数和(自身を除く): 7102280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 151, 220, 284, 302, 355, 440, 568, 604, 710, 755, 781, 1208, 1420, 1510, 1562, 1661, 2840, 3020, 3124, 3322, 3905, 6040, 6248, 6644, 7810, 8305, 10721, 13288, 15620, 16610, 21442, 31240, 33220, 42884, 53605, 66440, 85768, 107210, 117931, 214420, 235862, 428840, 471724, 589655, 943448, 1179310, 2358620, 4717240]

約数ペア:

[(1, 4717240), (2, 2358620), (4, 1179310), (5, 943448), (8, 589655), (10, 471724), (11, 428840), (20, 235862), (22, 214420), (40, 117931), (44, 107210), (55, 85768), (71, 66440), (88, 53605), (110, 42884), (142, 33220), (151, 31240), (220, 21442), (284, 16610), (302, 15620), (355, 13288), (440, 10721), (568, 8305), (604, 7810), (710, 6644), (755, 6248), (781, 6040), (1208, 3905), (1420, 3322), (1510, 3124), (1562, 3020), (1661, 2840)]