20392934280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{627089}}^1$

素因数の和:627374

約数の個数: 64

約数和(自身を含む): 61404652800

約数和(自身を除く): 41011718520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 542, 813, 1084, 1355, 1626, 2168, 2710, 3252, 4065, 5420, 6504, 8130, 10840, 16260, 32520, 627089, 1254178, 1881267, 2508356, 3135445, 3762534, 5016712, 6270890, 7525068, 9406335, 12541780, 15050136, 18812670, 25083560, 37625340, 75250680, 169941119, 339882238, 509823357, 679764476, 849705595, 1019646714, 1359528952, 1699411190, 2039293428, 2549116785, 3398822380, 4078586856, 5098233570, 6797644760, 10196467140, 20392934280]

約数ペア:

[(1, 20392934280), (2, 10196467140), (3, 6797644760), (4, 5098233570), (5, 4078586856), (6, 3398822380), (8, 2549116785), (10, 2039293428), (12, 1699411190), (15, 1359528952), (20, 1019646714), (24, 849705595), (30, 679764476), (40, 509823357), (60, 339882238), (120, 169941119), (271, 75250680), (542, 37625340), (813, 25083560), (1084, 18812670), (1355, 15050136), (1626, 12541780), (2168, 9406335), (2710, 7525068), (3252, 6270890), (4065, 5016712), (5420, 3762534), (6504, 3135445), (8130, 2508356), (10840, 1881267), (16260, 1254178), (32520, 627089)]