809380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 2003904

約数和(自身を除く): 1194524

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 283, 286, 566, 572, 715, 1132, 1415, 1430, 2830, 2860, 3113, 3679, 5660, 6226, 7358, 12452, 14716, 15565, 18395, 31130, 36790, 40469, 62260, 73580, 80938, 161876, 202345, 404690, 809380]

約数ペア:

[(1, 809380), (2, 404690), (4, 202345), (5, 161876), (10, 80938), (11, 73580), (13, 62260), (20, 40469), (22, 36790), (26, 31130), (44, 18395), (52, 15565), (55, 14716), (65, 12452), (110, 7358), (130, 6226), (143, 5660), (220, 3679), (260, 3113), (283, 2860), (286, 2830), (566, 1430), (572, 1415), (715, 1132)]