2053560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 6256800

約数和(自身を除く): 4203240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 157, 218, 314, 327, 436, 471, 545, 628, 654, 785, 872, 942, 1090, 1256, 1308, 1570, 1635, 1884, 2180, 2355, 2616, 3140, 3270, 3768, 4360, 4710, 6280, 6540, 9420, 13080, 17113, 18840, 34226, 51339, 68452, 85565, 102678, 136904, 171130, 205356, 256695, 342260, 410712, 513390, 684520, 1026780, 2053560]

約数ペア:

[(1, 2053560), (2, 1026780), (3, 684520), (4, 513390), (5, 410712), (6, 342260), (8, 256695), (10, 205356), (12, 171130), (15, 136904), (20, 102678), (24, 85565), (30, 68452), (40, 51339), (60, 34226), (109, 18840), (120, 17113), (157, 13080), (218, 9420), (314, 6540), (327, 6280), (436, 4710), (471, 4360), (545, 3768), (628, 3270), (654, 3140), (785, 2616), (872, 2355), (942, 2180), (1090, 1884), (1256, 1635), (1308, 1570)]