15661879660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1237}}^1\times {\mathrm{90437}}^1$

素因数の和:91690

約数の個数: 48

約数和(自身を含む): 37619313984

約数和(自身を除く): 21957434324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1237, 2474, 4948, 6185, 8659, 12370, 17318, 24740, 34636, 43295, 86590, 90437, 173180, 180874, 361748, 452185, 633059, 904370, 1266118, 1808740, 2532236, 3165295, 6330590, 12661180, 111870569, 223741138, 447482276, 559352845, 783093983, 1118705690, 1566187966, 2237411380, 3132375932, 3915469915, 7830939830, 15661879660]

約数ペア:

[(1, 15661879660), (2, 7830939830), (4, 3915469915), (5, 3132375932), (7, 2237411380), (10, 1566187966), (14, 1118705690), (20, 783093983), (28, 559352845), (35, 447482276), (70, 223741138), (140, 111870569), (1237, 12661180), (2474, 6330590), (4948, 3165295), (6185, 2532236), (8659, 1808740), (12370, 1266118), (17318, 904370), (24740, 633059), (34636, 452185), (43295, 361748), (86590, 180874), (90437, 173180)]