40645352

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 84588000

約数和(自身を除く): 43942648

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 199, 211, 242, 398, 422, 484, 796, 844, 968, 1592, 1688, 2189, 2321, 4378, 4642, 8756, 9284, 17512, 18568, 24079, 25531, 41989, 48158, 51062, 83978, 96316, 102124, 167956, 192632, 204248, 335912, 461879, 923758, 1847516, 3695032, 5080669, 10161338, 20322676, 40645352]

約数ペア:

[(1, 40645352), (2, 20322676), (4, 10161338), (8, 5080669), (11, 3695032), (22, 1847516), (44, 923758), (88, 461879), (121, 335912), (199, 204248), (211, 192632), (242, 167956), (398, 102124), (422, 96316), (484, 83978), (796, 51062), (844, 48158), (968, 41989), (1592, 25531), (1688, 24079), (2189, 18568), (2321, 17512), (4378, 9284), (4642, 8756)]