38266520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15683}}^1$

素因数の和:15755

約数の個数: 32

約数和(自身を含む): 87516720

約数和(自身を除く): 49250200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 15683, 31366, 62732, 78415, 125464, 156830, 313660, 627320, 956663, 1913326, 3826652, 4783315, 7653304, 9566630, 19133260, 38266520]

約数ペア:

[(1, 38266520), (2, 19133260), (4, 9566630), (5, 7653304), (8, 4783315), (10, 3826652), (20, 1913326), (40, 956663), (61, 627320), (122, 313660), (244, 156830), (305, 125464), (488, 78415), (610, 62732), (1220, 31366), (2440, 15683)]