73057040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{18637}}^1$

素因数の和:18664

約数の個数: 60

約数和(自身を含む): 197600076

約数和(自身を除く): 124543036

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 18637, 37274, 74548, 93185, 130459, 149096, 186370, 260918, 298192, 372740, 521836, 652295, 745480, 913213, 1043672, 1304590, 1490960, 1826426, 2087344, 2609180, 3652852, 4566065, 5218360, 7305704, 9132130, 10436720, 14611408, 18264260, 36528520, 73057040]

約数ペア:

[(1, 73057040), (2, 36528520), (4, 18264260), (5, 14611408), (7, 10436720), (8, 9132130), (10, 7305704), (14, 5218360), (16, 4566065), (20, 3652852), (28, 2609180), (35, 2087344), (40, 1826426), (49, 1490960), (56, 1304590), (70, 1043672), (80, 913213), (98, 745480), (112, 652295), (140, 521836), (196, 372740), (245, 298192), (280, 260918), (392, 186370), (490, 149096), (560, 130459), (784, 93185), (980, 74548), (1960, 37274), (3920, 18637)]