2079990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1$

素因数の和:226

約数の個数: 72

約数和(自身を含む): 5975424

約数和(自身を除く): 3895434

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 191, 198, 242, 330, 363, 382, 495, 573, 605, 726, 955, 990, 1089, 1146, 1210, 1719, 1815, 1910, 2101, 2178, 2865, 3438, 3630, 4202, 5445, 5730, 6303, 8595, 10505, 10890, 12606, 17190, 18909, 21010, 23111, 31515, 37818, 46222, 63030, 69333, 94545, 115555, 138666, 189090, 207999, 231110, 346665, 415998, 693330, 1039995, 2079990]

約数ペア:

[(1, 2079990), (2, 1039995), (3, 693330), (5, 415998), (6, 346665), (9, 231110), (10, 207999), (11, 189090), (15, 138666), (18, 115555), (22, 94545), (30, 69333), (33, 63030), (45, 46222), (55, 37818), (66, 31515), (90, 23111), (99, 21010), (110, 18909), (121, 17190), (165, 12606), (191, 10890), (198, 10505), (242, 8595), (330, 6303), (363, 5730), (382, 5445), (495, 4202), (573, 3630), (605, 3438), (726, 2865), (955, 2178), (990, 2101), (1089, 1910), (1146, 1815), (1210, 1719)]