2012502280

素因数分解:

$2^3\times 5^1\times {\mathrm{3461}}^1\times {\mathrm{14537}}^1$

素因数の和:18009

約数の個数: 32

約数和(自身を含む): 4529750040

約数和(自身を除く): 2517247760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3461, 6922, 13844, 14537, 17305, 27688, 29074, 34610, 58148, 69220, 72685, 116296, 138440, 145370, 290740, 581480, 50312557, 100625114, 201250228, 251562785, 402500456, 503125570, 1006251140, 2012502280]

約数ペア:

[(1, 2012502280), (2, 1006251140), (4, 503125570), (5, 402500456), (8, 251562785), (10, 201250228), (20, 100625114), (40, 50312557), (3461, 581480), (6922, 290740), (13844, 145370), (14537, 138440), (17305, 116296), (27688, 72685), (29074, 69220), (34610, 58148)]