2008160820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{485063}}^1$

素因数の和:485101

約数の個数: 72

約数和(自身を含む): 6356278656

約数和(自身を除く): 4348117836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 485063, 970126, 1455189, 1940252, 2425315, 2910378, 4365567, 4850630, 5820756, 7275945, 8731134, 9701260, 11156449, 14551890, 17462268, 21827835, 22312898, 29103780, 33469347, 43655670, 44625796, 55782245, 66938694, 87311340, 100408041, 111564490, 133877388, 167346735, 200816082, 223128980, 334693470, 401632164, 502040205, 669386940, 1004080410, 2008160820]

約数ペア:

[(1, 2008160820), (2, 1004080410), (3, 669386940), (4, 502040205), (5, 401632164), (6, 334693470), (9, 223128980), (10, 200816082), (12, 167346735), (15, 133877388), (18, 111564490), (20, 100408041), (23, 87311340), (30, 66938694), (36, 55782245), (45, 44625796), (46, 43655670), (60, 33469347), (69, 29103780), (90, 22312898), (92, 21827835), (115, 17462268), (138, 14551890), (180, 11156449), (207, 9701260), (230, 8731134), (276, 7275945), (345, 5820756), (414, 4850630), (460, 4365567), (690, 2910378), (828, 2425315), (1035, 1940252), (1380, 1455189), (2070, 970126), (4140, 485063)]