20491110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2617}}^1$

素因数の和:2662

約数の個数: 64

約数和(自身を含む): 56548800

約数和(自身を除く): 36057690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 783, 870, 1305, 1566, 2610, 2617, 3915, 5234, 7830, 7851, 13085, 15702, 23553, 26170, 39255, 47106, 70659, 75893, 78510, 117765, 141318, 151786, 227679, 235530, 353295, 379465, 455358, 683037, 706590, 758930, 1138395, 1366074, 2049111, 2276790, 3415185, 4098222, 6830370, 10245555, 20491110]

約数ペア:

[(1, 20491110), (2, 10245555), (3, 6830370), (5, 4098222), (6, 3415185), (9, 2276790), (10, 2049111), (15, 1366074), (18, 1138395), (27, 758930), (29, 706590), (30, 683037), (45, 455358), (54, 379465), (58, 353295), (87, 235530), (90, 227679), (135, 151786), (145, 141318), (174, 117765), (261, 78510), (270, 75893), (290, 70659), (435, 47106), (522, 39255), (783, 26170), (870, 23553), (1305, 15702), (1566, 13085), (2610, 7851), (2617, 7830), (3915, 5234)]