20110620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{587}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 56504448

約数和(自身を除く): 36393828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 571, 587, 1142, 1174, 1713, 1761, 2284, 2348, 2855, 2935, 3426, 3522, 5710, 5870, 6852, 7044, 8565, 8805, 11420, 11740, 17130, 17610, 34260, 35220, 335177, 670354, 1005531, 1340708, 1675885, 2011062, 3351770, 4022124, 5027655, 6703540, 10055310, 20110620]

約数ペア:

[(1, 20110620), (2, 10055310), (3, 6703540), (4, 5027655), (5, 4022124), (6, 3351770), (10, 2011062), (12, 1675885), (15, 1340708), (20, 1005531), (30, 670354), (60, 335177), (571, 35220), (587, 34260), (1142, 17610), (1174, 17130), (1713, 11740), (1761, 11420), (2284, 8805), (2348, 8565), (2855, 7044), (2935, 6852), (3426, 5870), (3522, 5710)]