2015694740

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{727}}^1\times {\mathrm{883}}^1$

素因数の和:1776

約数の個数: 48

約数和(自身を含む): 4270611072

約数和(自身を除く): 2254916332

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 727, 785, 883, 1454, 1570, 1766, 2908, 3140, 3532, 3635, 4415, 7270, 8830, 14540, 17660, 114139, 138631, 228278, 277262, 456556, 554524, 570695, 641941, 693155, 1141390, 1283882, 1386310, 2282780, 2567764, 2772620, 3209705, 6419410, 12838820, 100784737, 201569474, 403138948, 503923685, 1007847370, 2015694740]

約数ペア:

[(1, 2015694740), (2, 1007847370), (4, 503923685), (5, 403138948), (10, 201569474), (20, 100784737), (157, 12838820), (314, 6419410), (628, 3209705), (727, 2772620), (785, 2567764), (883, 2282780), (1454, 1386310), (1570, 1283882), (1766, 1141390), (2908, 693155), (3140, 641941), (3532, 570695), (3635, 554524), (4415, 456556), (7270, 277262), (8830, 228278), (14540, 138631), (17660, 114139)]