670740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1597}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 2147712

約数和(自身を除く): 1476972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1597, 3194, 4791, 6388, 7985, 9582, 11179, 15970, 19164, 22358, 23955, 31940, 33537, 44716, 47910, 55895, 67074, 95820, 111790, 134148, 167685, 223580, 335370, 670740]

約数ペア:

[(1, 670740), (2, 335370), (3, 223580), (4, 167685), (5, 134148), (6, 111790), (7, 95820), (10, 67074), (12, 55895), (14, 47910), (15, 44716), (20, 33537), (21, 31940), (28, 23955), (30, 22358), (35, 19164), (42, 15970), (60, 11179), (70, 9582), (84, 7985), (105, 6388), (140, 4791), (210, 3194), (420, 1597)]