1640118516

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1\times {\mathrm{2381}}^1$

素因数の和:2944

約数の個数: 48

約数和(自身を含む): 3865700160

約数和(自身を除く): 2225581644

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 419, 548, 822, 838, 1257, 1644, 1676, 2381, 2514, 4762, 5028, 7143, 9524, 14286, 28572, 57403, 114806, 172209, 229612, 326197, 344418, 652394, 688836, 978591, 997639, 1304788, 1957182, 1995278, 2992917, 3914364, 3990556, 5985834, 11971668, 136676543, 273353086, 410029629, 546706172, 820059258, 1640118516]

約数ペア:

[(1, 1640118516), (2, 820059258), (3, 546706172), (4, 410029629), (6, 273353086), (12, 136676543), (137, 11971668), (274, 5985834), (411, 3990556), (419, 3914364), (548, 2992917), (822, 1995278), (838, 1957182), (1257, 1304788), (1644, 997639), (1676, 978591), (2381, 688836), (2514, 652394), (4762, 344418), (5028, 326197), (7143, 229612), (9524, 172209), (14286, 114806), (28572, 57403)]