42579380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1259}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 95256000

約数和(自身を除く): 52676620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1259, 1691, 1780, 2518, 3382, 5036, 6295, 6764, 8455, 12590, 16910, 23921, 25180, 33820, 47842, 95684, 112051, 119605, 224102, 239210, 448204, 478420, 560255, 1120510, 2128969, 2241020, 4257938, 8515876, 10644845, 21289690, 42579380]

約数ペア:

[(1, 42579380), (2, 21289690), (4, 10644845), (5, 8515876), (10, 4257938), (19, 2241020), (20, 2128969), (38, 1120510), (76, 560255), (89, 478420), (95, 448204), (178, 239210), (190, 224102), (356, 119605), (380, 112051), (445, 95684), (890, 47842), (1259, 33820), (1691, 25180), (1780, 23921), (2518, 16910), (3382, 12590), (5036, 8455), (6295, 6764)]