20176890420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1\times {\mathrm{8753}}^1$

素因数の和:9241

約数の個数: 96

約数和(自身を含む): 57203258112

約数和(自身を除く): 37026367692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 373, 412, 515, 618, 746, 1030, 1119, 1236, 1492, 1545, 1865, 2060, 2238, 3090, 3730, 4476, 5595, 6180, 7460, 8753, 11190, 17506, 22380, 26259, 35012, 38419, 43765, 52518, 76838, 87530, 105036, 115257, 131295, 153676, 175060, 192095, 230514, 262590, 384190, 461028, 525180, 576285, 768380, 901559, 1152570, 1803118, 2305140, 2704677, 3264869, 3606236, 4507795, 5409354, 6529738, 9015590, 9794607, 10818708, 13059476, 13523385, 16324345, 18031180, 19589214, 27046770, 32648690, 39178428, 48973035, 54093540, 65297380, 97946070, 195892140, 336281507, 672563014, 1008844521, 1345126028, 1681407535, 2017689042, 3362815070, 4035378084, 5044222605, 6725630140, 10088445210, 20176890420]

約数ペア:

[(1, 20176890420), (2, 10088445210), (3, 6725630140), (4, 5044222605), (5, 4035378084), (6, 3362815070), (10, 2017689042), (12, 1681407535), (15, 1345126028), (20, 1008844521), (30, 672563014), (60, 336281507), (103, 195892140), (206, 97946070), (309, 65297380), (373, 54093540), (412, 48973035), (515, 39178428), (618, 32648690), (746, 27046770), (1030, 19589214), (1119, 18031180), (1236, 16324345), (1492, 13523385), (1545, 13059476), (1865, 10818708), (2060, 9794607), (2238, 9015590), (3090, 6529738), (3730, 5409354), (4476, 4507795), (5595, 3606236), (6180, 3264869), (7460, 2704677), (8753, 2305140), (11190, 1803118), (17506, 1152570), (22380, 901559), (26259, 768380), (35012, 576285), (38419, 525180), (43765, 461028), (52518, 384190), (76838, 262590), (87530, 230514), (105036, 192095), (115257, 175060), (131295, 153676)]