200958620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127189}}^1$

素因数の和:127277

約数の個数: 24

約数和(自身を含む): 427358400

約数和(自身を除く): 226399780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 127189, 254378, 508756, 635945, 1271890, 2543780, 10047931, 20095862, 40191724, 50239655, 100479310, 200958620]

約数ペア:

[(1, 200958620), (2, 100479310), (4, 50239655), (5, 40191724), (10, 20095862), (20, 10047931), (79, 2543780), (158, 1271890), (316, 635945), (395, 508756), (790, 254378), (1580, 127189)]