30857120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{27551}}^1$

素因数の和:27573

約数の個数: 48

約数和(自身を含む): 83317248

約数和(自身を除く): 52460128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 27551, 55102, 110204, 137755, 192857, 220408, 275510, 385714, 440816, 551020, 771428, 881632, 964285, 1102040, 1542856, 1928570, 2204080, 3085712, 3857140, 4408160, 6171424, 7714280, 15428560, 30857120]

約数ペア:

[(1, 30857120), (2, 15428560), (4, 7714280), (5, 6171424), (7, 4408160), (8, 3857140), (10, 3085712), (14, 2204080), (16, 1928570), (20, 1542856), (28, 1102040), (32, 964285), (35, 881632), (40, 771428), (56, 551020), (70, 440816), (80, 385714), (112, 275510), (140, 220408), (160, 192857), (224, 137755), (280, 110204), (560, 55102), (1120, 27551)]