9649240

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1619}}^1$

素因数の和:1779

約数の個数: 32

約数和(自身を含む): 21870000

約数和(自身を除く): 12220760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 1619, 2980, 3238, 5960, 6476, 8095, 12952, 16190, 32380, 64760, 241231, 482462, 964924, 1206155, 1929848, 2412310, 4824620, 9649240]

約数ペア:

[(1, 9649240), (2, 4824620), (4, 2412310), (5, 1929848), (8, 1206155), (10, 964924), (20, 482462), (40, 241231), (149, 64760), (298, 32380), (596, 16190), (745, 12952), (1192, 8095), (1490, 6476), (1619, 5960), (2980, 3238)]