1640483488

素因数分解:

$2^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{155821}}^1$

素因数の和:155885

約数の個数: 48

約数和(自身を含む): 3769645824

約数和(自身を除く): 2129162336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 94, 112, 188, 224, 329, 376, 658, 752, 1316, 1504, 2632, 5264, 10528, 155821, 311642, 623284, 1090747, 1246568, 2181494, 2493136, 4362988, 4986272, 7323587, 8725976, 14647174, 17451952, 29294348, 34903904, 51265109, 58588696, 102530218, 117177392, 205060436, 234354784, 410120872, 820241744, 1640483488]

約数ペア:

[(1, 1640483488), (2, 820241744), (4, 410120872), (7, 234354784), (8, 205060436), (14, 117177392), (16, 102530218), (28, 58588696), (32, 51265109), (47, 34903904), (56, 29294348), (94, 17451952), (112, 14647174), (188, 8725976), (224, 7323587), (329, 4986272), (376, 4362988), (658, 2493136), (752, 2181494), (1316, 1246568), (1504, 1090747), (2632, 623284), (5264, 311642), (10528, 155821)]