30486520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{20599}}^1$

素因数の和:20647

約数の個数: 32

約数和(自身を含む): 70452000

約数和(自身を除く): 39965480

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 20599, 41198, 82396, 102995, 164792, 205990, 411980, 762163, 823960, 1524326, 3048652, 3810815, 6097304, 7621630, 15243260, 30486520]

約数ペア:

[(1, 30486520), (2, 15243260), (4, 7621630), (5, 6097304), (8, 3810815), (10, 3048652), (20, 1524326), (37, 823960), (40, 762163), (74, 411980), (148, 205990), (185, 164792), (296, 102995), (370, 82396), (740, 41198), (1480, 20599)]