1599920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2857}}^1$

素因数の和:2877

約数の個数: 40

約数和(自身を含む): 4252704

約数和(自身を除く): 2652784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2857, 5714, 11428, 14285, 19999, 22856, 28570, 39998, 45712, 57140, 79996, 99995, 114280, 159992, 199990, 228560, 319984, 399980, 799960, 1599920]

約数ペア:

[(1, 1599920), (2, 799960), (4, 399980), (5, 319984), (7, 228560), (8, 199990), (10, 159992), (14, 114280), (16, 99995), (20, 79996), (28, 57140), (35, 45712), (40, 39998), (56, 28570), (70, 22856), (80, 19999), (112, 14285), (140, 11428), (280, 5714), (560, 2857)]