20575531440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9525709}}^1$

素因数の和:9525731

約数の個数: 80

約数和(自身を含む): 70871282400

約数和(自身を除く): 50295750960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9525709, 19051418, 28577127, 38102836, 47628545, 57154254, 76205672, 85731381, 95257090, 114308508, 142885635, 152411344, 171462762, 190514180, 228617016, 257194143, 285771270, 342925524, 381028360, 428656905, 457234032, 514388286, 571542540, 685851048, 762056720, 857313810, 1028776572, 1143085080, 1285970715, 1371702096, 1714627620, 2057553144, 2286170160, 2571941430, 3429255240, 4115106288, 5143882860, 6858510480, 10287765720, 20575531440]

約数ペア:

[(1, 20575531440), (2, 10287765720), (3, 6858510480), (4, 5143882860), (5, 4115106288), (6, 3429255240), (8, 2571941430), (9, 2286170160), (10, 2057553144), (12, 1714627620), (15, 1371702096), (16, 1285970715), (18, 1143085080), (20, 1028776572), (24, 857313810), (27, 762056720), (30, 685851048), (36, 571542540), (40, 514388286), (45, 457234032), (48, 428656905), (54, 381028360), (60, 342925524), (72, 285771270), (80, 257194143), (90, 228617016), (108, 190514180), (120, 171462762), (135, 152411344), (144, 142885635), (180, 114308508), (216, 95257090), (240, 85731381), (270, 76205672), (360, 57154254), (432, 47628545), (540, 38102836), (720, 28577127), (1080, 19051418), (2160, 9525709)]