84815320

素因数分解:

$2^3\times 5^1\times {\mathrm{2120383}}^1$

素因数の和:2120394

約数の個数: 16

約数和(自身を含む): 190834560

約数和(自身を除く): 106019240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2120383, 4240766, 8481532, 10601915, 16963064, 21203830, 42407660, 84815320]

約数ペア:

[(1, 84815320), (2, 42407660), (4, 21203830), (5, 16963064), (8, 10601915), (10, 8481532), (20, 4240766), (40, 2120383)]