2801042020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1231}}^1\times {\mathrm{16253}}^1$

素因数の和:17500

約数の個数: 48

約数和(自身を含む): 6728375808

約数和(自身を除く): 3927333788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1231, 2462, 4924, 6155, 8617, 12310, 16253, 17234, 24620, 32506, 34468, 43085, 65012, 81265, 86170, 113771, 162530, 172340, 227542, 325060, 455084, 568855, 1137710, 2275420, 20007443, 40014886, 80029772, 100037215, 140052101, 200074430, 280104202, 400148860, 560208404, 700260505, 1400521010, 2801042020]

約数ペア:

[(1, 2801042020), (2, 1400521010), (4, 700260505), (5, 560208404), (7, 400148860), (10, 280104202), (14, 200074430), (20, 140052101), (28, 100037215), (35, 80029772), (70, 40014886), (140, 20007443), (1231, 2275420), (2462, 1137710), (4924, 568855), (6155, 455084), (8617, 325060), (12310, 227542), (16253, 172340), (17234, 162530), (24620, 113771), (32506, 86170), (34468, 81265), (43085, 65012)]