20806887600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5779691}}^1$

素因数の和:5779715

約数の個数: 90

約数和(自身を含む): 72205692156

約数和(自身を除く): 51398804556

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 5779691, 11559382, 17339073, 23118764, 28898455, 34678146, 46237528, 52017219, 57796910, 69356292, 86695365, 92475056, 104034438, 115593820, 138712584, 144492275, 173390730, 208068876, 231187640, 260086095, 277425168, 288984550, 346781460, 416137752, 433476825, 462375280, 520172190, 577969100, 693562920, 832275504, 866953650, 1040344380, 1155938200, 1300430475, 1387125840, 1733907300, 2080688760, 2311876400, 2600860950, 3467814600, 4161377520, 5201721900, 6935629200, 10403443800, 20806887600]

約数ペア:

[(1, 20806887600), (2, 10403443800), (3, 6935629200), (4, 5201721900), (5, 4161377520), (6, 3467814600), (8, 2600860950), (9, 2311876400), (10, 2080688760), (12, 1733907300), (15, 1387125840), (16, 1300430475), (18, 1155938200), (20, 1040344380), (24, 866953650), (25, 832275504), (30, 693562920), (36, 577969100), (40, 520172190), (45, 462375280), (48, 433476825), (50, 416137752), (60, 346781460), (72, 288984550), (75, 277425168), (80, 260086095), (90, 231187640), (100, 208068876), (120, 173390730), (144, 144492275), (150, 138712584), (180, 115593820), (200, 104034438), (225, 92475056), (240, 86695365), (300, 69356292), (360, 57796910), (400, 52017219), (450, 46237528), (600, 34678146), (720, 28898455), (900, 23118764), (1200, 17339073), (1800, 11559382), (3600, 5779691)]