2008532780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{68927}}^1$

素因数の和:69014

約数の個数: 48

約数和(自身を含む): 4446683136

約数和(自身を除く): 2438150356

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1457, 2914, 5828, 7285, 14570, 29140, 68927, 137854, 275708, 344635, 689270, 1378540, 2136737, 3239569, 4273474, 6479138, 8546948, 10683685, 12958276, 16197845, 21367370, 32395690, 42734740, 64791380, 100426639, 200853278, 401706556, 502133195, 1004266390, 2008532780]

約数ペア:

[(1, 2008532780), (2, 1004266390), (4, 502133195), (5, 401706556), (10, 200853278), (20, 100426639), (31, 64791380), (47, 42734740), (62, 32395690), (94, 21367370), (124, 16197845), (155, 12958276), (188, 10683685), (235, 8546948), (310, 6479138), (470, 4273474), (620, 3239569), (940, 2136737), (1457, 1378540), (2914, 689270), (5828, 344635), (7285, 275708), (14570, 137854), (29140, 68927)]