1336780457420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1303}}^1\times {\mathrm{2699803}}^1$

素因数の和:2701134

約数の個数: 48

約数和(自身を含む): 2957257309440

約数和(自身を除く): 1620476852020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1303, 2606, 5212, 6515, 13030, 24757, 26060, 49514, 99028, 123785, 247570, 495140, 2699803, 5399606, 10799212, 13499015, 26998030, 51296257, 53996060, 102592514, 205185028, 256481285, 512962570, 1025925140, 3517843309, 7035686618, 14071373236, 17589216545, 35178433090, 66839022871, 70356866180, 133678045742, 267356091484, 334195114355, 668390228710, 1336780457420]

約数ペア:

[(1, 1336780457420), (2, 668390228710), (4, 334195114355), (5, 267356091484), (10, 133678045742), (19, 70356866180), (20, 66839022871), (38, 35178433090), (76, 17589216545), (95, 14071373236), (190, 7035686618), (380, 3517843309), (1303, 1025925140), (2606, 512962570), (5212, 256481285), (6515, 205185028), (13030, 102592514), (24757, 53996060), (26060, 51296257), (49514, 26998030), (99028, 13499015), (123785, 10799212), (247570, 5399606), (495140, 2699803)]