27926780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4639}}^1$

素因数の和:4698

約数の個数: 48

約数和(自身を含む): 68597760

約数和(自身を除く): 40670980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 4639, 6020, 9278, 18556, 23195, 32473, 46390, 64946, 92780, 129892, 162365, 199477, 324730, 398954, 649460, 797908, 997385, 1396339, 1994770, 2792678, 3989540, 5585356, 6981695, 13963390, 27926780]

約数ペア:

[(1, 27926780), (2, 13963390), (4, 6981695), (5, 5585356), (7, 3989540), (10, 2792678), (14, 1994770), (20, 1396339), (28, 997385), (35, 797908), (43, 649460), (70, 398954), (86, 324730), (140, 199477), (172, 162365), (215, 129892), (301, 92780), (430, 64946), (602, 46390), (860, 32473), (1204, 23195), (1505, 18556), (3010, 9278), (4639, 6020)]