4865005220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1321}}^1\times {\mathrm{2069}}^1$

素因数の和:3488

約数の個数: 48

約数和(自身を含む): 10344121200

約数和(自身を除く): 5479115980

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1321, 1780, 2069, 2642, 4138, 5284, 6605, 8276, 10345, 13210, 20690, 26420, 41380, 117569, 184141, 235138, 368282, 470276, 587845, 736564, 920705, 1175690, 1841410, 2351380, 2733149, 3682820, 5466298, 10932596, 13665745, 27331490, 54662980, 243250261, 486500522, 973001044, 1216251305, 2432502610, 4865005220]

約数ペア:

[(1, 4865005220), (2, 2432502610), (4, 1216251305), (5, 973001044), (10, 486500522), (20, 243250261), (89, 54662980), (178, 27331490), (356, 13665745), (445, 10932596), (890, 5466298), (1321, 3682820), (1780, 2733149), (2069, 2351380), (2642, 1841410), (4138, 1175690), (5284, 920705), (6605, 736564), (8276, 587845), (10345, 470276), (13210, 368282), (20690, 235138), (26420, 184141), (41380, 117569)]