15949780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10357}}^1$

素因数の和:10384

約数の個数: 48

約数和(自身を含む): 41763456

約数和(自身を除く): 25813676

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 10357, 20714, 41428, 51785, 72499, 103570, 113927, 144998, 207140, 227854, 289996, 362495, 455708, 569635, 724990, 797489, 1139270, 1449980, 1594978, 2278540, 3189956, 3987445, 7974890, 15949780]

約数ペア:

[(1, 15949780), (2, 7974890), (4, 3987445), (5, 3189956), (7, 2278540), (10, 1594978), (11, 1449980), (14, 1139270), (20, 797489), (22, 724990), (28, 569635), (35, 455708), (44, 362495), (55, 289996), (70, 227854), (77, 207140), (110, 144998), (140, 113927), (154, 103570), (220, 72499), (308, 51785), (385, 41428), (770, 20714), (1540, 10357)]