147983720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{99989}}^1$

素因数の和:100037

約数の個数: 32

約数和(自身を含む): 341965800

約数和(自身を除く): 193982080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 99989, 199978, 399956, 499945, 799912, 999890, 1999780, 3699593, 3999560, 7399186, 14798372, 18497965, 29596744, 36995930, 73991860, 147983720]

約数ペア:

[(1, 147983720), (2, 73991860), (4, 36995930), (5, 29596744), (8, 18497965), (10, 14798372), (20, 7399186), (37, 3999560), (40, 3699593), (74, 1999780), (148, 999890), (185, 799912), (296, 499945), (370, 399956), (740, 199978), (1480, 99989)]