489183740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{1877}}^1$

素因数の和:2126

約数の個数: 48

約数和(自身を含む): 1046842272

約数和(自身を除く): 557658532

約数列:

[1, 2, 4, 5, 10, 20, 83, 157, 166, 314, 332, 415, 628, 785, 830, 1570, 1660, 1877, 3140, 3754, 7508, 9385, 13031, 18770, 26062, 37540, 52124, 65155, 130310, 155791, 260620, 294689, 311582, 589378, 623164, 778955, 1178756, 1473445, 1557910, 2946890, 3115820, 5893780, 24459187, 48918374, 97836748, 122295935, 244591870, 489183740]

約数ペア:

[(1, 489183740), (2, 244591870), (4, 122295935), (5, 97836748), (10, 48918374), (20, 24459187), (83, 5893780), (157, 3115820), (166, 2946890), (314, 1557910), (332, 1473445), (415, 1178756), (628, 778955), (785, 623164), (830, 589378), (1570, 311582), (1660, 294689), (1877, 260620), (3140, 155791), (3754, 130310), (7508, 65155), (9385, 52124), (13031, 37540), (18770, 26062)]