2080690960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{11969}}^1$

素因数の和:12076

約数の個数: 80

約数和(自身を含む): 5049520560

約数和(自身を除く): 2968829600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 53, 80, 82, 106, 164, 205, 212, 265, 328, 410, 424, 530, 656, 820, 848, 1060, 1640, 2120, 2173, 3280, 4240, 4346, 8692, 10865, 11969, 17384, 21730, 23938, 34768, 43460, 47876, 59845, 86920, 95752, 119690, 173840, 191504, 239380, 478760, 490729, 634357, 957520, 981458, 1268714, 1962916, 2453645, 2537428, 3171785, 3925832, 4907290, 5074856, 6343570, 7851664, 9814580, 10149712, 12687140, 19629160, 25374280, 26008637, 39258320, 50748560, 52017274, 104034548, 130043185, 208069096, 260086370, 416138192, 520172740, 1040345480, 2080690960]

約数ペア:

[(1, 2080690960), (2, 1040345480), (4, 520172740), (5, 416138192), (8, 260086370), (10, 208069096), (16, 130043185), (20, 104034548), (40, 52017274), (41, 50748560), (53, 39258320), (80, 26008637), (82, 25374280), (106, 19629160), (164, 12687140), (205, 10149712), (212, 9814580), (265, 7851664), (328, 6343570), (410, 5074856), (424, 4907290), (530, 3925832), (656, 3171785), (820, 2537428), (848, 2453645), (1060, 1962916), (1640, 1268714), (2120, 981458), (2173, 957520), (3280, 634357), (4240, 490729), (4346, 478760), (8692, 239380), (10865, 191504), (11969, 173840), (17384, 119690), (21730, 95752), (23938, 86920), (34768, 59845), (43460, 47876)]