1671194280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1989517}}^1$

素因数の和:1989538

約数の個数: 64

約数和(自身を含む): 5729811840

約数和(自身を除く): 4058617560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1989517, 3979034, 5968551, 7958068, 9947585, 11937102, 13926619, 15916136, 19895170, 23874204, 27853238, 29842755, 39790340, 41779857, 47748408, 55706476, 59685510, 69633095, 79580680, 83559714, 111412952, 119371020, 139266190, 167119428, 208899285, 238742040, 278532380, 334238856, 417798570, 557064760, 835597140, 1671194280]

約数ペア:

[(1, 1671194280), (2, 835597140), (3, 557064760), (4, 417798570), (5, 334238856), (6, 278532380), (7, 238742040), (8, 208899285), (10, 167119428), (12, 139266190), (14, 119371020), (15, 111412952), (20, 83559714), (21, 79580680), (24, 69633095), (28, 59685510), (30, 55706476), (35, 47748408), (40, 41779857), (42, 39790340), (56, 29842755), (60, 27853238), (70, 23874204), (84, 19895170), (105, 15916136), (120, 13926619), (140, 11937102), (168, 9947585), (210, 7958068), (280, 5968551), (420, 3979034), (840, 1989517)]