490434420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1167701}}^1$

素因数の和:1167720

約数の個数: 48

約数和(自身を含む): 1569391488

約数和(自身を除く): 1078957068

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, 1167701, 2335402, 3503103, 4670804, 5838505, 7006206, 8173907, 11677010, 14012412, 16347814, 17515515, 23354020, 24521721, 32695628, 35031030, 40869535, 49043442, 70062060, 81739070, 98086884, 122608605, 163478140, 245217210, 490434420]

約数ペア:

[(1, 490434420), (2, 245217210), (3, 163478140), (4, 122608605), (5, 98086884), (6, 81739070), (7, 70062060), (10, 49043442), (12, 40869535), (14, 35031030), (15, 32695628), (20, 24521721), (21, 23354020), (28, 17515515), (30, 16347814), (35, 14012412), (42, 11677010), (60, 8173907), (70, 7006206), (84, 5838505), (105, 4670804), (140, 3503103), (210, 2335402), (420, 1167701)]