8921440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 23786784

約数和(自身を除く): 14865344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 137, 148, 160, 176, 185, 220, 274, 296, 352, 370, 407, 440, 548, 592, 685, 740, 814, 880, 1096, 1184, 1370, 1480, 1507, 1628, 1760, 2035, 2192, 2740, 2960, 3014, 3256, 4070, 4384, 5069, 5480, 5920, 6028, 6512, 7535, 8140, 10138, 10960, 12056, 13024, 15070, 16280, 20276, 21920, 24112, 25345, 30140, 32560, 40552, 48224, 50690, 55759, 60280, 65120, 81104, 101380, 111518, 120560, 162208, 202760, 223036, 241120, 278795, 405520, 446072, 557590, 811040, 892144, 1115180, 1784288, 2230360, 4460720, 8921440]

約数ペア:

[(1, 8921440), (2, 4460720), (4, 2230360), (5, 1784288), (8, 1115180), (10, 892144), (11, 811040), (16, 557590), (20, 446072), (22, 405520), (32, 278795), (37, 241120), (40, 223036), (44, 202760), (55, 162208), (74, 120560), (80, 111518), (88, 101380), (110, 81104), (137, 65120), (148, 60280), (160, 55759), (176, 50690), (185, 48224), (220, 40552), (274, 32560), (296, 30140), (352, 25345), (370, 24112), (407, 21920), (440, 20276), (548, 16280), (592, 15070), (685, 13024), (740, 12056), (814, 10960), (880, 10138), (1096, 8140), (1184, 7535), (1370, 6512), (1480, 6028), (1507, 5920), (1628, 5480), (1760, 5069), (2035, 4384), (2192, 4070), (2740, 3256), (2960, 3014)]