40940872

素因数分解:

$2^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1471}}^1$

素因数の和:1562

約数の個数: 48

約数和(自身を含む): 90616320

約数和(自身を除く): 49675448

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 142, 196, 284, 392, 497, 568, 994, 1471, 1988, 2942, 3479, 3976, 5884, 6958, 10297, 11768, 13916, 20594, 27832, 41188, 72079, 82376, 104441, 144158, 208882, 288316, 417764, 576632, 731087, 835528, 1462174, 2924348, 5117609, 5848696, 10235218, 20470436, 40940872]

約数ペア:

[(1, 40940872), (2, 20470436), (4, 10235218), (7, 5848696), (8, 5117609), (14, 2924348), (28, 1462174), (49, 835528), (56, 731087), (71, 576632), (98, 417764), (142, 288316), (196, 208882), (284, 144158), (392, 104441), (497, 82376), (568, 72079), (994, 41188), (1471, 27832), (1988, 20594), (2942, 13916), (3479, 11768), (3976, 10297), (5884, 6958)]