2388891560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{1627}}^1$

素因数の和:1767

約数の個数: 128

約数和(自身を含む): 6076477440

約数和(自身を除く): 3687585880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 71, 88, 94, 110, 142, 188, 220, 235, 284, 355, 376, 440, 470, 517, 568, 710, 781, 940, 1034, 1420, 1562, 1627, 1880, 2068, 2585, 2840, 3124, 3254, 3337, 3905, 4136, 5170, 6248, 6508, 6674, 7810, 8135, 10340, 13016, 13348, 15620, 16270, 16685, 17897, 20680, 26696, 31240, 32540, 33370, 35794, 36707, 65080, 66740, 71588, 73414, 76469, 89485, 115517, 133480, 143176, 146828, 152938, 178970, 183535, 231034, 293656, 305876, 357940, 367070, 382345, 462068, 577585, 611752, 715880, 734140, 764690, 841159, 924136, 1155170, 1270687, 1468280, 1529380, 1682318, 2310340, 2541374, 3058760, 3364636, 4205795, 4620680, 5082748, 5429299, 6353435, 6729272, 8411590, 10165496, 10858598, 12706870, 16823180, 21717196, 25413740, 27146495, 33646360, 43434392, 50827480, 54292990, 59722289, 108585980, 119444578, 217171960, 238889156, 298611445, 477778312, 597222890, 1194445780, 2388891560]

約数ペア:

[(1, 2388891560), (2, 1194445780), (4, 597222890), (5, 477778312), (8, 298611445), (10, 238889156), (11, 217171960), (20, 119444578), (22, 108585980), (40, 59722289), (44, 54292990), (47, 50827480), (55, 43434392), (71, 33646360), (88, 27146495), (94, 25413740), (110, 21717196), (142, 16823180), (188, 12706870), (220, 10858598), (235, 10165496), (284, 8411590), (355, 6729272), (376, 6353435), (440, 5429299), (470, 5082748), (517, 4620680), (568, 4205795), (710, 3364636), (781, 3058760), (940, 2541374), (1034, 2310340), (1420, 1682318), (1562, 1529380), (1627, 1468280), (1880, 1270687), (2068, 1155170), (2585, 924136), (2840, 841159), (3124, 764690), (3254, 734140), (3337, 715880), (3905, 611752), (4136, 577585), (5170, 462068), (6248, 382345), (6508, 367070), (6674, 357940), (7810, 305876), (8135, 293656), (10340, 231034), (13016, 183535), (13348, 178970), (15620, 152938), (16270, 146828), (16685, 143176), (17897, 133480), (20680, 115517), (26696, 89485), (31240, 76469), (32540, 73414), (33370, 71588), (35794, 66740), (36707, 65080)]