49639660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20857}}^1$

素因数の和:20890

約数の個数: 48

約数和(自身を含む): 126149184

約数和(自身を除く): 76509524

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 20857, 41714, 83428, 104285, 145999, 208570, 291998, 354569, 417140, 583996, 709138, 729995, 1418276, 1459990, 1772845, 2481983, 2919980, 3545690, 4963966, 7091380, 9927932, 12409915, 24819830, 49639660]

約数ペア:

[(1, 49639660), (2, 24819830), (4, 12409915), (5, 9927932), (7, 7091380), (10, 4963966), (14, 3545690), (17, 2919980), (20, 2481983), (28, 1772845), (34, 1459990), (35, 1418276), (68, 729995), (70, 709138), (85, 583996), (119, 417140), (140, 354569), (170, 291998), (238, 208570), (340, 145999), (476, 104285), (595, 83428), (1190, 41714), (2380, 20857)]