189600580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19709}}^1$

素因数の和:19768

約数の個数: 48

約数和(自身を含む): 440400240

約数和(自身を除く): 250799660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 19709, 39418, 78836, 98545, 197090, 256217, 394180, 512434, 729233, 1024868, 1281085, 1458466, 2562170, 2916932, 3646165, 5124340, 7292330, 9480029, 14584660, 18960058, 37920116, 47400145, 94800290, 189600580]

約数ペア:

[(1, 189600580), (2, 94800290), (4, 47400145), (5, 37920116), (10, 18960058), (13, 14584660), (20, 9480029), (26, 7292330), (37, 5124340), (52, 3646165), (65, 2916932), (74, 2562170), (130, 1458466), (148, 1281085), (185, 1024868), (260, 729233), (370, 512434), (481, 394180), (740, 256217), (962, 197090), (1924, 98545), (2405, 78836), (4810, 39418), (9620, 19709)]