7392520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 17884800

約数和(自身を除く): 10492280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 137, 142, 152, 190, 274, 284, 355, 380, 548, 568, 685, 710, 760, 1096, 1349, 1370, 1420, 2603, 2698, 2740, 2840, 5206, 5396, 5480, 6745, 9727, 10412, 10792, 13015, 13490, 19454, 20824, 26030, 26980, 38908, 48635, 52060, 53960, 77816, 97270, 104120, 184813, 194540, 369626, 389080, 739252, 924065, 1478504, 1848130, 3696260, 7392520]

約数ペア:

[(1, 7392520), (2, 3696260), (4, 1848130), (5, 1478504), (8, 924065), (10, 739252), (19, 389080), (20, 369626), (38, 194540), (40, 184813), (71, 104120), (76, 97270), (95, 77816), (137, 53960), (142, 52060), (152, 48635), (190, 38908), (274, 26980), (284, 26030), (355, 20824), (380, 19454), (548, 13490), (568, 13015), (685, 10792), (710, 10412), (760, 9727), (1096, 6745), (1349, 5480), (1370, 5396), (1420, 5206), (2603, 2840), (2698, 2740)]