61944440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 144516960

約数和(自身を除く): 82572520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 107, 164, 205, 214, 328, 353, 410, 428, 535, 706, 820, 856, 1070, 1412, 1640, 1765, 2140, 2824, 3530, 4280, 4387, 7060, 8774, 14120, 14473, 17548, 21935, 28946, 35096, 37771, 43870, 57892, 72365, 75542, 87740, 115784, 144730, 151084, 175480, 188855, 289460, 302168, 377710, 578920, 755420, 1510840, 1548611, 3097222, 6194444, 7743055, 12388888, 15486110, 30972220, 61944440]

約数ペア:

[(1, 61944440), (2, 30972220), (4, 15486110), (5, 12388888), (8, 7743055), (10, 6194444), (20, 3097222), (40, 1548611), (41, 1510840), (82, 755420), (107, 578920), (164, 377710), (205, 302168), (214, 289460), (328, 188855), (353, 175480), (410, 151084), (428, 144730), (535, 115784), (706, 87740), (820, 75542), (856, 72365), (1070, 57892), (1412, 43870), (1640, 37771), (1765, 35096), (2140, 28946), (2824, 21935), (3530, 17548), (4280, 14473), (4387, 14120), (7060, 8774)]