5359280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2205

約数の個数: 40

約数和(自身を含む): 12868224

約数和(自身を除く): 7508944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2161, 2480, 4322, 8644, 10805, 17288, 21610, 34576, 43220, 66991, 86440, 133982, 172880, 267964, 334955, 535928, 669910, 1071856, 1339820, 2679640, 5359280]

約数ペア:

[(1, 5359280), (2, 2679640), (4, 1339820), (5, 1071856), (8, 669910), (10, 535928), (16, 334955), (20, 267964), (31, 172880), (40, 133982), (62, 86440), (80, 66991), (124, 43220), (155, 34576), (248, 21610), (310, 17288), (496, 10805), (620, 8644), (1240, 4322), (2161, 2480)]