713390180

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{2239}}^1$

素因数の和:2516

約数の個数: 48

約数和(自身を含む): 1524096000

約数和(自身を除く): 810705820

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 179, 356, 358, 445, 716, 890, 895, 1780, 1790, 2239, 3580, 4478, 8956, 11195, 15931, 22390, 31862, 44780, 63724, 79655, 159310, 199271, 318620, 398542, 400781, 797084, 801562, 996355, 1603124, 1992710, 2003905, 3985420, 4007810, 8015620, 35669509, 71339018, 142678036, 178347545, 356695090, 713390180]

約数ペア:

[(1, 713390180), (2, 356695090), (4, 178347545), (5, 142678036), (10, 71339018), (20, 35669509), (89, 8015620), (178, 4007810), (179, 3985420), (356, 2003905), (358, 1992710), (445, 1603124), (716, 996355), (890, 801562), (895, 797084), (1780, 400781), (1790, 398542), (2239, 318620), (3580, 199271), (4478, 159310), (8956, 79655), (11195, 63724), (15931, 44780), (22390, 31862)]