30494740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{601}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 66749760

約数和(自身を除く): 36255020

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 172, 215, 236, 295, 430, 590, 601, 860, 1180, 1202, 2404, 2537, 3005, 5074, 6010, 10148, 12020, 12685, 25370, 25843, 35459, 50740, 51686, 70918, 103372, 129215, 141836, 177295, 258430, 354590, 516860, 709180, 1524737, 3049474, 6098948, 7623685, 15247370, 30494740]

約数ペア:

[(1, 30494740), (2, 15247370), (4, 7623685), (5, 6098948), (10, 3049474), (20, 1524737), (43, 709180), (59, 516860), (86, 354590), (118, 258430), (172, 177295), (215, 141836), (236, 129215), (295, 103372), (430, 70918), (590, 51686), (601, 50740), (860, 35459), (1180, 25843), (1202, 25370), (2404, 12685), (2537, 12020), (3005, 10148), (5074, 6010)]