2679320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1367}}^1$

素因数の和:1392

約数の個数: 48

約数和(自身を含む): 7017840

約数和(自身を除く): 4338520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1367, 1960, 2734, 5468, 6835, 9569, 10936, 13670, 19138, 27340, 38276, 47845, 54680, 66983, 76552, 95690, 133966, 191380, 267932, 334915, 382760, 535864, 669830, 1339660, 2679320]

約数ペア:

[(1, 2679320), (2, 1339660), (4, 669830), (5, 535864), (7, 382760), (8, 334915), (10, 267932), (14, 191380), (20, 133966), (28, 95690), (35, 76552), (40, 66983), (49, 54680), (56, 47845), (70, 38276), (98, 27340), (140, 19138), (196, 13670), (245, 10936), (280, 9569), (392, 6835), (490, 5468), (980, 2734), (1367, 1960)]