38870960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 96422400

約数和(自身を除く): 57551440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 107, 152, 190, 214, 239, 304, 380, 428, 478, 535, 760, 856, 956, 1070, 1195, 1520, 1712, 1912, 2033, 2140, 2390, 3824, 4066, 4280, 4541, 4780, 8132, 8560, 9082, 9560, 10165, 16264, 18164, 19120, 20330, 22705, 25573, 32528, 36328, 40660, 45410, 51146, 72656, 81320, 90820, 102292, 127865, 162640, 181640, 204584, 255730, 363280, 409168, 485887, 511460, 971774, 1022920, 1943548, 2045840, 2429435, 3887096, 4858870, 7774192, 9717740, 19435480, 38870960]

約数ペア:

[(1, 38870960), (2, 19435480), (4, 9717740), (5, 7774192), (8, 4858870), (10, 3887096), (16, 2429435), (19, 2045840), (20, 1943548), (38, 1022920), (40, 971774), (76, 511460), (80, 485887), (95, 409168), (107, 363280), (152, 255730), (190, 204584), (214, 181640), (239, 162640), (304, 127865), (380, 102292), (428, 90820), (478, 81320), (535, 72656), (760, 51146), (856, 45410), (956, 40660), (1070, 36328), (1195, 32528), (1520, 25573), (1712, 22705), (1912, 20330), (2033, 19120), (2140, 18164), (2390, 16264), (3824, 10165), (4066, 9560), (4280, 9082), (4541, 8560), (4780, 8132)]