261820830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{13831}}^1$

素因数の和:14472

約数の個数: 32

約数和(自身を含む): 629411328

約数和(自身を除く): 367590498

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 631, 1262, 1893, 3155, 3786, 6310, 9465, 13831, 18930, 27662, 41493, 69155, 82986, 138310, 207465, 414930, 8727361, 17454722, 26182083, 43636805, 52364166, 87273610, 130910415, 261820830]

約数ペア:

[(1, 261820830), (2, 130910415), (3, 87273610), (5, 52364166), (6, 43636805), (10, 26182083), (15, 17454722), (30, 8727361), (631, 414930), (1262, 207465), (1893, 138310), (3155, 82986), (3786, 69155), (6310, 41493), (9465, 27662), (13831, 18930)]