47727140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{26813}}^1$

素因数の和:26911

約数の個数: 24

約数和(自身を含む): 101356920

約数和(自身を除く): 53629780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 26813, 53626, 107252, 134065, 268130, 536260, 2386357, 4772714, 9545428, 11931785, 23863570, 47727140]

約数ペア:

[(1, 47727140), (2, 23863570), (4, 11931785), (5, 9545428), (10, 4772714), (20, 2386357), (89, 536260), (178, 268130), (356, 134065), (445, 107252), (890, 53626), (1780, 26813)]