2013508180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{19861}}^1$

素因数の和:20044

約数の個数: 48

約数和(自身を含む): 4374565776

約数和(自身を除く): 2361057596

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 137, 148, 185, 274, 370, 548, 685, 740, 1370, 2740, 5069, 10138, 19861, 20276, 25345, 39722, 50690, 79444, 99305, 101380, 198610, 397220, 734857, 1469714, 2720957, 2939428, 3674285, 5441914, 7348570, 10883828, 13604785, 14697140, 27209570, 54419140, 100675409, 201350818, 402701636, 503377045, 1006754090, 2013508180]

約数ペア:

[(1, 2013508180), (2, 1006754090), (4, 503377045), (5, 402701636), (10, 201350818), (20, 100675409), (37, 54419140), (74, 27209570), (137, 14697140), (148, 13604785), (185, 10883828), (274, 7348570), (370, 5441914), (548, 3674285), (685, 2939428), (740, 2720957), (1370, 1469714), (2740, 734857), (5069, 397220), (10138, 198610), (19861, 101380), (20276, 99305), (25345, 79444), (39722, 50690)]