890804856

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1\times {\mathrm{1399}}^1$

素因数の和:2068

約数の個数: 64

約数和(自身を含む): 2284128000

約数和(自身を除く): 1393323144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 617, 1032, 1234, 1399, 1851, 2468, 2798, 3702, 4197, 4936, 5596, 7404, 8394, 11192, 14808, 16788, 26531, 33576, 53062, 60157, 79593, 106124, 120314, 159186, 180471, 212248, 240628, 318372, 360942, 481256, 636744, 721884, 863183, 1443768, 1726366, 2589549, 3452732, 5179098, 6905464, 10358196, 20716392, 37116869, 74233738, 111350607, 148467476, 222701214, 296934952, 445402428, 890804856]

約数ペア:

[(1, 890804856), (2, 445402428), (3, 296934952), (4, 222701214), (6, 148467476), (8, 111350607), (12, 74233738), (24, 37116869), (43, 20716392), (86, 10358196), (129, 6905464), (172, 5179098), (258, 3452732), (344, 2589549), (516, 1726366), (617, 1443768), (1032, 863183), (1234, 721884), (1399, 636744), (1851, 481256), (2468, 360942), (2798, 318372), (3702, 240628), (4197, 212248), (4936, 180471), (5596, 159186), (7404, 120314), (8394, 106124), (11192, 79593), (14808, 60157), (16788, 53062), (26531, 33576)]