51920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1$

素因数の和:83

約数の個数: 40

約数和(自身を含む): 133920

約数和(自身を除く): 82000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 649, 880, 944, 1180, 1298, 2360, 2596, 3245, 4720, 5192, 6490, 10384, 12980, 25960, 51920]

約数ペア:

[(1, 51920), (2, 25960), (4, 12980), (5, 10384), (8, 6490), (10, 5192), (11, 4720), (16, 3245), (20, 2596), (22, 2360), (40, 1298), (44, 1180), (55, 944), (59, 880), (80, 649), (88, 590), (110, 472), (118, 440), (176, 295), (220, 236)]