20288300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{8821}}^1$

素因数の和:8858

約数の個数: 36

約数和(自身を含む): 45944976

約数和(自身を除く): 25656676

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 2300, 8821, 17642, 35284, 44105, 88210, 176420, 202883, 220525, 405766, 441050, 811532, 882100, 1014415, 2028830, 4057660, 5072075, 10144150, 20288300]

約数ペア:

[(1, 20288300), (2, 10144150), (4, 5072075), (5, 4057660), (10, 2028830), (20, 1014415), (23, 882100), (25, 811532), (46, 441050), (50, 405766), (92, 220525), (100, 202883), (115, 176420), (230, 88210), (460, 44105), (575, 35284), (1150, 17642), (2300, 8821)]