20306375930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{154621}}^1$

素因数の和:155222

約数の個数: 32

約数和(自身を含む): 38207714688

約数和(自身を除く): 17901338758

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 571, 1142, 2855, 5710, 13133, 26266, 65665, 131330, 154621, 309242, 773105, 1546210, 3556283, 7112566, 17781415, 35562830, 88288591, 176577182, 441442955, 882885910, 2030637593, 4061275186, 10153187965, 20306375930]

約数ペア:

[(1, 20306375930), (2, 10153187965), (5, 4061275186), (10, 2030637593), (23, 882885910), (46, 441442955), (115, 176577182), (230, 88288591), (571, 35562830), (1142, 17781415), (2855, 7112566), (5710, 3556283), (13133, 1546210), (26266, 773105), (65665, 309242), (131330, 154621)]