153889240

素因数分解:

$2^3\times 5^1\times {\mathrm{883}}^1\times {\mathrm{4357}}^1$

素因数の和:5251

約数の個数: 32

約数和(自身を含む): 346722480

約数和(自身を除く): 192833240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 883, 1766, 3532, 4357, 4415, 7064, 8714, 8830, 17428, 17660, 21785, 34856, 35320, 43570, 87140, 174280, 3847231, 7694462, 15388924, 19236155, 30777848, 38472310, 76944620, 153889240]

約数ペア:

[(1, 153889240), (2, 76944620), (4, 38472310), (5, 30777848), (8, 19236155), (10, 15388924), (20, 7694462), (40, 3847231), (883, 174280), (1766, 87140), (3532, 43570), (4357, 35320), (4415, 34856), (7064, 21785), (8714, 17660), (8830, 17428)]