20046800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2179}}^1$

素因数の和:2220

約数の個数: 60

約数和(自身を含む): 50279520

約数和(自身を除く): 30232720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2179, 2300, 4358, 4600, 8716, 9200, 10895, 17432, 21790, 34864, 43580, 50117, 54475, 87160, 100234, 108950, 174320, 200468, 217900, 250585, 400936, 435800, 501170, 801872, 871600, 1002340, 1252925, 2004680, 2505850, 4009360, 5011700, 10023400, 20046800]

約数ペア:

[(1, 20046800), (2, 10023400), (4, 5011700), (5, 4009360), (8, 2505850), (10, 2004680), (16, 1252925), (20, 1002340), (23, 871600), (25, 801872), (40, 501170), (46, 435800), (50, 400936), (80, 250585), (92, 217900), (100, 200468), (115, 174320), (184, 108950), (200, 100234), (230, 87160), (368, 54475), (400, 50117), (460, 43580), (575, 34864), (920, 21790), (1150, 17432), (1840, 10895), (2179, 9200), (2300, 8716), (4358, 4600)]