30491104

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4439

約数の個数: 48

約数和(自身を含む): 70834176

約数和(自身を除く): 40343072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 4391, 6944, 8782, 17564, 30737, 35128, 61474, 70256, 122948, 136121, 140512, 245896, 272242, 491792, 544484, 952847, 983584, 1088968, 1905694, 2177936, 3811388, 4355872, 7622776, 15245552, 30491104]

約数ペア:

[(1, 30491104), (2, 15245552), (4, 7622776), (7, 4355872), (8, 3811388), (14, 2177936), (16, 1905694), (28, 1088968), (31, 983584), (32, 952847), (56, 544484), (62, 491792), (112, 272242), (124, 245896), (217, 140512), (224, 136121), (248, 122948), (434, 70256), (496, 61474), (868, 35128), (992, 30737), (1736, 17564), (3472, 8782), (4391, 6944)]