20082860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3877}}^1$

素因数の和:3930

約数の個数: 48

約数和(自身を含む): 49514304

約数和(自身を除く): 29431444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 3877, 5180, 7754, 15508, 19385, 27139, 38770, 54278, 77540, 108556, 135695, 143449, 271390, 286898, 542780, 573796, 717245, 1004143, 1434490, 2008286, 2868980, 4016572, 5020715, 10041430, 20082860]

約数ペア:

[(1, 20082860), (2, 10041430), (4, 5020715), (5, 4016572), (7, 2868980), (10, 2008286), (14, 1434490), (20, 1004143), (28, 717245), (35, 573796), (37, 542780), (70, 286898), (74, 271390), (140, 143449), (148, 135695), (185, 108556), (259, 77540), (370, 54278), (518, 38770), (740, 27139), (1036, 19385), (1295, 15508), (2590, 7754), (3877, 5180)]