2040228080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{859}}^1\times {\mathrm{2699}}^1$

素因数の和:3582

約数の個数: 80

約数和(自身を含む): 5182704000

約数和(自身を除く): 3142475920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 859, 880, 1718, 2699, 3436, 4295, 5398, 6872, 8590, 9449, 10796, 13495, 13744, 17180, 18898, 21592, 26990, 29689, 34360, 37796, 43184, 47245, 53980, 59378, 68720, 75592, 94490, 107960, 118756, 148445, 151184, 188980, 215920, 237512, 296890, 377960, 475024, 593780, 755920, 1187560, 2318441, 2375120, 4636882, 9273764, 11592205, 18547528, 23184410, 25502851, 37095056, 46368820, 51005702, 92737640, 102011404, 127514255, 185475280, 204022808, 255028510, 408045616, 510057020, 1020114040, 2040228080]

約数ペア:

[(1, 2040228080), (2, 1020114040), (4, 510057020), (5, 408045616), (8, 255028510), (10, 204022808), (11, 185475280), (16, 127514255), (20, 102011404), (22, 92737640), (40, 51005702), (44, 46368820), (55, 37095056), (80, 25502851), (88, 23184410), (110, 18547528), (176, 11592205), (220, 9273764), (440, 4636882), (859, 2375120), (880, 2318441), (1718, 1187560), (2699, 755920), (3436, 593780), (4295, 475024), (5398, 377960), (6872, 296890), (8590, 237512), (9449, 215920), (10796, 188980), (13495, 151184), (13744, 148445), (17180, 118756), (18898, 107960), (21592, 94490), (26990, 75592), (29689, 68720), (34360, 59378), (37796, 53980), (43184, 47245)]