20611650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 55442880

約数和(自身を除く): 34831230

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 59, 75, 85, 102, 118, 137, 150, 170, 177, 255, 274, 295, 354, 411, 425, 510, 590, 685, 822, 850, 885, 1003, 1275, 1370, 1475, 1770, 2006, 2055, 2329, 2550, 2950, 3009, 3425, 4110, 4425, 4658, 5015, 6018, 6850, 6987, 8083, 8850, 10030, 10275, 11645, 13974, 15045, 16166, 20550, 23290, 24249, 25075, 30090, 34935, 40415, 48498, 50150, 58225, 69870, 75225, 80830, 116450, 121245, 137411, 150450, 174675, 202075, 242490, 274822, 349350, 404150, 412233, 606225, 687055, 824466, 1212450, 1374110, 2061165, 3435275, 4122330, 6870550, 10305825, 20611650]

約数ペア:

[(1, 20611650), (2, 10305825), (3, 6870550), (5, 4122330), (6, 3435275), (10, 2061165), (15, 1374110), (17, 1212450), (25, 824466), (30, 687055), (34, 606225), (50, 412233), (51, 404150), (59, 349350), (75, 274822), (85, 242490), (102, 202075), (118, 174675), (137, 150450), (150, 137411), (170, 121245), (177, 116450), (255, 80830), (274, 75225), (295, 69870), (354, 58225), (411, 50150), (425, 48498), (510, 40415), (590, 34935), (685, 30090), (822, 25075), (850, 24249), (885, 23290), (1003, 20550), (1275, 16166), (1370, 15045), (1475, 13974), (1770, 11645), (2006, 10275), (2055, 10030), (2329, 8850), (2550, 8083), (2950, 6987), (3009, 6850), (3425, 6018), (4110, 5015), (4425, 4658)]