31140316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 60480000

約数和(自身を除く): 29339684

約数列:

[1, 2, 4, 19, 29, 38, 58, 71, 76, 116, 142, 199, 284, 398, 551, 796, 1102, 1349, 2059, 2204, 2698, 3781, 4118, 5396, 5771, 7562, 8236, 11542, 14129, 15124, 23084, 28258, 39121, 56516, 78242, 109649, 156484, 219298, 268451, 409741, 438596, 536902, 819482, 1073804, 1638964, 7785079, 15570158, 31140316]

約数ペア:

[(1, 31140316), (2, 15570158), (4, 7785079), (19, 1638964), (29, 1073804), (38, 819482), (58, 536902), (71, 438596), (76, 409741), (116, 268451), (142, 219298), (199, 156484), (284, 109649), (398, 78242), (551, 56516), (796, 39121), (1102, 28258), (1349, 23084), (2059, 15124), (2204, 14129), (2698, 11542), (3781, 8236), (4118, 7562), (5396, 5771)]