26812420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1907}}^1$

素因数の和:1972

約数の個数: 48

約数和(自身を含む): 60903360

約数和(自身を除く): 34090940

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 1907, 2812, 3515, 3814, 7030, 7628, 9535, 14060, 19070, 36233, 38140, 70559, 72466, 141118, 144932, 181165, 282236, 352795, 362330, 705590, 724660, 1340621, 1411180, 2681242, 5362484, 6703105, 13406210, 26812420]

約数ペア:

[(1, 26812420), (2, 13406210), (4, 6703105), (5, 5362484), (10, 2681242), (19, 1411180), (20, 1340621), (37, 724660), (38, 705590), (74, 362330), (76, 352795), (95, 282236), (148, 181165), (185, 144932), (190, 141118), (370, 72466), (380, 70559), (703, 38140), (740, 36233), (1406, 19070), (1907, 14060), (2812, 9535), (3515, 7628), (3814, 7030)]