202149320

素因数分解:

$2^3\times 5^1\times {\mathrm{547}}^1\times {\mathrm{9239}}^1$

素因数の和:9797

約数の個数: 32

約数和(自身を含む): 455716800

約数和(自身を除く): 253567480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 547, 1094, 2188, 2735, 4376, 5470, 9239, 10940, 18478, 21880, 36956, 46195, 73912, 92390, 184780, 369560, 5053733, 10107466, 20214932, 25268665, 40429864, 50537330, 101074660, 202149320]

約数ペア:

[(1, 202149320), (2, 101074660), (4, 50537330), (5, 40429864), (8, 25268665), (10, 20214932), (20, 10107466), (40, 5053733), (547, 369560), (1094, 184780), (2188, 92390), (2735, 73912), (4376, 46195), (5470, 36956), (9239, 21880), (10940, 18478)]