203422760

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{28411}}^1$

素因数の和:28601

約数の個数: 32

約数和(自身を含む): 460274400

約数和(自身を除く): 256851640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 28411, 56822, 113644, 142055, 227288, 284110, 568220, 1136440, 5085569, 10171138, 20342276, 25427845, 40684552, 50855690, 101711380, 203422760]

約数ペア:

[(1, 203422760), (2, 101711380), (4, 50855690), (5, 40684552), (8, 25427845), (10, 20342276), (20, 10171138), (40, 5085569), (179, 1136440), (358, 568220), (716, 284110), (895, 227288), (1432, 142055), (1790, 113644), (3580, 56822), (7160, 28411)]