28650580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5531}}^1$

素因数の和:5584

約数の個数: 48

約数和(自身を含む): 70632576

約数和(自身を除く): 41981996

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, 5180, 5531, 11062, 22124, 27655, 38717, 55310, 77434, 110620, 154868, 193585, 204647, 387170, 409294, 774340, 818588, 1023235, 1432529, 2046470, 2865058, 4092940, 5730116, 7162645, 14325290, 28650580]

約数ペア:

[(1, 28650580), (2, 14325290), (4, 7162645), (5, 5730116), (7, 4092940), (10, 2865058), (14, 2046470), (20, 1432529), (28, 1023235), (35, 818588), (37, 774340), (70, 409294), (74, 387170), (140, 204647), (148, 193585), (185, 154868), (259, 110620), (370, 77434), (518, 55310), (740, 38717), (1036, 27655), (1295, 22124), (2590, 11062), (5180, 5531)]