42048040

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7673}}^1$

素因数の和:7821

約数の個数: 32

約数和(自身を含む): 95311080

約数和(自身を除く): 53263040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 7673, 15346, 30692, 38365, 61384, 76730, 153460, 306920, 1051201, 2102402, 4204804, 5256005, 8409608, 10512010, 21024020, 42048040]

約数ペア:

[(1, 42048040), (2, 21024020), (4, 10512010), (5, 8409608), (8, 5256005), (10, 4204804), (20, 2102402), (40, 1051201), (137, 306920), (274, 153460), (548, 76730), (685, 61384), (1096, 38365), (1370, 30692), (2740, 15346), (5480, 7673)]