1950455240

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{189733}}^1$

素因数の和:190001

約数の個数: 32

約数和(自身を含む): 4405623480

約数和(自身を除く): 2455168240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10280, 189733, 379466, 758932, 948665, 1517864, 1897330, 3794660, 7589320, 48761381, 97522762, 195045524, 243806905, 390091048, 487613810, 975227620, 1950455240]

約数ペア:

[(1, 1950455240), (2, 975227620), (4, 487613810), (5, 390091048), (8, 243806905), (10, 195045524), (20, 97522762), (40, 48761381), (257, 7589320), (514, 3794660), (1028, 1897330), (1285, 1517864), (2056, 948665), (2570, 758932), (5140, 379466), (10280, 189733)]