2039660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{857}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 5189184

約数和(自身を除く): 3149524

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, 857, 1190, 1714, 2380, 3428, 4285, 5999, 8570, 11998, 14569, 17140, 23996, 29138, 29995, 58276, 59990, 72845, 101983, 119980, 145690, 203966, 291380, 407932, 509915, 1019830, 2039660]

約数ペア:

[(1, 2039660), (2, 1019830), (4, 509915), (5, 407932), (7, 291380), (10, 203966), (14, 145690), (17, 119980), (20, 101983), (28, 72845), (34, 59990), (35, 58276), (68, 29995), (70, 29138), (85, 23996), (119, 17140), (140, 14569), (170, 11998), (238, 8570), (340, 5999), (476, 4285), (595, 3428), (857, 2380), (1190, 1714)]