2044179980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{967}}^1\times {\mathrm{5563}}^1$

素因数の和:6558

約数の個数: 48

約数和(自身を含む): 4524199680

約数和(自身を除く): 2480019700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 967, 1934, 3868, 4835, 5563, 9670, 11126, 18373, 19340, 22252, 27815, 36746, 55630, 73492, 91865, 105697, 111260, 183730, 211394, 367460, 422788, 528485, 1056970, 2113940, 5379421, 10758842, 21517684, 26897105, 53794210, 102208999, 107588420, 204417998, 408835996, 511044995, 1022089990, 2044179980]

約数ペア:

[(1, 2044179980), (2, 1022089990), (4, 511044995), (5, 408835996), (10, 204417998), (19, 107588420), (20, 102208999), (38, 53794210), (76, 26897105), (95, 21517684), (190, 10758842), (380, 5379421), (967, 2113940), (1934, 1056970), (3868, 528485), (4835, 422788), (5563, 367460), (9670, 211394), (11126, 183730), (18373, 111260), (19340, 105697), (22252, 91865), (27815, 73492), (36746, 55630)]