2019267580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{487}}^1$

素因数の和:955

約数の個数: 96

約数和(自身を含む): 4745889792

約数和(自身を除く): 2726622212

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 401, 470, 487, 517, 802, 940, 974, 1034, 1604, 1948, 2005, 2068, 2435, 2585, 4010, 4411, 4870, 5170, 5357, 8020, 8822, 9740, 10340, 10714, 17644, 18847, 21428, 22055, 22889, 26785, 37694, 44110, 45778, 53570, 75388, 88220, 91556, 94235, 107140, 114445, 188470, 195287, 207317, 228890, 251779, 376940, 390574, 414634, 457780, 503558, 781148, 829268, 976435, 1007116, 1036585, 1258895, 1952870, 2073170, 2148157, 2517790, 3905740, 4146340, 4296314, 5035580, 8592628, 9178489, 10740785, 18356978, 21481570, 36713956, 42963140, 45892445, 91784890, 100963379, 183569780, 201926758, 403853516, 504816895, 1009633790, 2019267580]

約数ペア:

[(1, 2019267580), (2, 1009633790), (4, 504816895), (5, 403853516), (10, 201926758), (11, 183569780), (20, 100963379), (22, 91784890), (44, 45892445), (47, 42963140), (55, 36713956), (94, 21481570), (110, 18356978), (188, 10740785), (220, 9178489), (235, 8592628), (401, 5035580), (470, 4296314), (487, 4146340), (517, 3905740), (802, 2517790), (940, 2148157), (974, 2073170), (1034, 1952870), (1604, 1258895), (1948, 1036585), (2005, 1007116), (2068, 976435), (2435, 829268), (2585, 781148), (4010, 503558), (4411, 457780), (4870, 414634), (5170, 390574), (5357, 376940), (8020, 251779), (8822, 228890), (9740, 207317), (10340, 195287), (10714, 188470), (17644, 114445), (18847, 107140), (21428, 94235), (22055, 91556), (22889, 88220), (26785, 75388), (37694, 53570), (44110, 45778)]