27748140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{66067}}^1$

素因数の和:66086

約数の個数: 48

約数和(自身を含む): 88795392

約数和(自身を除く): 61047252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 66067, 132134, 198201, 264268, 330335, 396402, 462469, 660670, 792804, 924938, 991005, 1321340, 1387407, 1849876, 1982010, 2312345, 2774814, 3964020, 4624690, 5549628, 6937035, 9249380, 13874070, 27748140]

約数ペア:

[(1, 27748140), (2, 13874070), (3, 9249380), (4, 6937035), (5, 5549628), (6, 4624690), (7, 3964020), (10, 2774814), (12, 2312345), (14, 1982010), (15, 1849876), (20, 1387407), (21, 1321340), (28, 991005), (30, 924938), (35, 792804), (42, 660670), (60, 462469), (70, 396402), (84, 330335), (105, 264268), (140, 198201), (210, 132134), (420, 66067)]