20115035960

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{41243}}^1$

素因数の和:41480

約数の個数: 64

約数和(自身を含む): 46102543200

約数和(自身を除く): 25987507240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 137, 178, 274, 356, 445, 548, 685, 712, 890, 1096, 1370, 1780, 2740, 3560, 5480, 12193, 24386, 41243, 48772, 60965, 82486, 97544, 121930, 164972, 206215, 243860, 329944, 412430, 487720, 824860, 1649720, 3670627, 5650291, 7341254, 11300582, 14682508, 18353135, 22601164, 28251455, 29365016, 36706270, 45202328, 56502910, 73412540, 113005820, 146825080, 226011640, 502875899, 1005751798, 2011503596, 2514379495, 4023007192, 5028758990, 10057517980, 20115035960]

約数ペア:

[(1, 20115035960), (2, 10057517980), (4, 5028758990), (5, 4023007192), (8, 2514379495), (10, 2011503596), (20, 1005751798), (40, 502875899), (89, 226011640), (137, 146825080), (178, 113005820), (274, 73412540), (356, 56502910), (445, 45202328), (548, 36706270), (685, 29365016), (712, 28251455), (890, 22601164), (1096, 18353135), (1370, 14682508), (1780, 11300582), (2740, 7341254), (3560, 5650291), (5480, 3670627), (12193, 1649720), (24386, 824860), (41243, 487720), (48772, 412430), (60965, 329944), (82486, 243860), (97544, 206215), (121930, 164972)]