8345720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5639}}^1$

素因数の和:5687

約数の個数: 32

約数和(自身を含む): 19288800

約数和(自身を除く): 10943080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 5639, 11278, 22556, 28195, 45112, 56390, 112780, 208643, 225560, 417286, 834572, 1043215, 1669144, 2086430, 4172860, 8345720]

約数ペア:

[(1, 8345720), (2, 4172860), (4, 2086430), (5, 1669144), (8, 1043215), (10, 834572), (20, 417286), (37, 225560), (40, 208643), (74, 112780), (148, 56390), (185, 45112), (296, 28195), (370, 22556), (740, 11278), (1480, 5639)]