40320228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1973}}^1$

素因数の和:2124

約数の個数: 48

約数和(自身を含む): 102142656

約数和(自身を除く): 61822428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 131, 156, 262, 393, 524, 786, 1572, 1703, 1973, 3406, 3946, 5109, 5919, 6812, 7892, 10218, 11838, 20436, 23676, 25649, 51298, 76947, 102596, 153894, 258463, 307788, 516926, 775389, 1033852, 1550778, 3101556, 3360019, 6720038, 10080057, 13440076, 20160114, 40320228]

約数ペア:

[(1, 40320228), (2, 20160114), (3, 13440076), (4, 10080057), (6, 6720038), (12, 3360019), (13, 3101556), (26, 1550778), (39, 1033852), (52, 775389), (78, 516926), (131, 307788), (156, 258463), (262, 153894), (393, 102596), (524, 76947), (786, 51298), (1572, 25649), (1703, 23676), (1973, 20436), (3406, 11838), (3946, 10218), (5109, 7892), (5919, 6812)]