202352180

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1439}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 435456000

約数和(自身を除く): 233103820

約数列:

[1, 2, 4, 5, 10, 20, 79, 89, 158, 178, 316, 356, 395, 445, 790, 890, 1439, 1580, 1780, 2878, 5756, 7031, 7195, 14062, 14390, 28124, 28780, 35155, 70310, 113681, 128071, 140620, 227362, 256142, 454724, 512284, 568405, 640355, 1136810, 1280710, 2273620, 2561420, 10117609, 20235218, 40470436, 50588045, 101176090, 202352180]

約数ペア:

[(1, 202352180), (2, 101176090), (4, 50588045), (5, 40470436), (10, 20235218), (20, 10117609), (79, 2561420), (89, 2273620), (158, 1280710), (178, 1136810), (316, 640355), (356, 568405), (395, 512284), (445, 454724), (790, 256142), (890, 227362), (1439, 140620), (1580, 128071), (1780, 113681), (2878, 70310), (5756, 35155), (7031, 28780), (7195, 28124), (14062, 14390)]