20285712

素因数分解:

$2^4\times 3^2\times {\mathrm{179}}^1\times {\mathrm{787}}^1$

素因数の和:980

約数の個数: 60

約数和(自身を含む): 57161520

約数和(自身を除く): 36875808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 179, 358, 537, 716, 787, 1074, 1432, 1574, 1611, 2148, 2361, 2864, 3148, 3222, 4296, 4722, 6296, 6444, 7083, 8592, 9444, 12592, 12888, 14166, 18888, 25776, 28332, 37776, 56664, 113328, 140873, 281746, 422619, 563492, 845238, 1126984, 1267857, 1690476, 2253968, 2535714, 3380952, 5071428, 6761904, 10142856, 20285712]

約数ペア:

[(1, 20285712), (2, 10142856), (3, 6761904), (4, 5071428), (6, 3380952), (8, 2535714), (9, 2253968), (12, 1690476), (16, 1267857), (18, 1126984), (24, 845238), (36, 563492), (48, 422619), (72, 281746), (144, 140873), (179, 113328), (358, 56664), (537, 37776), (716, 28332), (787, 25776), (1074, 18888), (1432, 14166), (1574, 12888), (1611, 12592), (2148, 9444), (2361, 8592), (2864, 7083), (3148, 6444), (3222, 6296), (4296, 4722)]