20346260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4021}}^1$

素因数の和:4064

約数の個数: 48

約数和(自身を含む): 48650112

約数和(自身を除く): 28303852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 4021, 5060, 8042, 16084, 20105, 40210, 44231, 80420, 88462, 92483, 176924, 184966, 221155, 369932, 442310, 462415, 884620, 924830, 1017313, 1849660, 2034626, 4069252, 5086565, 10173130, 20346260]

約数ペア:

[(1, 20346260), (2, 10173130), (4, 5086565), (5, 4069252), (10, 2034626), (11, 1849660), (20, 1017313), (22, 924830), (23, 884620), (44, 462415), (46, 442310), (55, 369932), (92, 221155), (110, 184966), (115, 176924), (220, 92483), (230, 88462), (253, 80420), (460, 44231), (506, 40210), (1012, 20105), (1265, 16084), (2530, 8042), (4021, 5060)]