29111720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 72230400

約数和(自身を除く): 43118680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 607, 872, 1090, 1199, 1214, 2180, 2398, 2428, 3035, 4360, 4796, 4856, 5995, 6070, 6677, 9592, 11990, 12140, 13354, 23980, 24280, 26708, 33385, 47960, 53416, 66163, 66770, 132326, 133540, 264652, 267080, 330815, 529304, 661630, 727793, 1323260, 1455586, 2646520, 2911172, 3638965, 5822344, 7277930, 14555860, 29111720]

約数ペア:

[(1, 29111720), (2, 14555860), (4, 7277930), (5, 5822344), (8, 3638965), (10, 2911172), (11, 2646520), (20, 1455586), (22, 1323260), (40, 727793), (44, 661630), (55, 529304), (88, 330815), (109, 267080), (110, 264652), (218, 133540), (220, 132326), (436, 66770), (440, 66163), (545, 53416), (607, 47960), (872, 33385), (1090, 26708), (1199, 24280), (1214, 23980), (2180, 13354), (2398, 12140), (2428, 11990), (3035, 9592), (4360, 6677), (4796, 6070), (4856, 5995)]