2750764360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{4019}}^1$

素因数の和:4342

約数の個数: 64

約数和(自身を含む): 6304003200

約数和(自身を除く): 3553238840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 241, 284, 355, 482, 568, 710, 964, 1205, 1420, 1928, 2410, 2840, 4019, 4820, 8038, 9640, 16076, 17111, 20095, 32152, 34222, 40190, 68444, 80380, 85555, 136888, 160760, 171110, 285349, 342220, 570698, 684440, 968579, 1141396, 1426745, 1937158, 2282792, 2853490, 3874316, 4842895, 5706980, 7748632, 9685790, 11413960, 19371580, 38743160, 68769109, 137538218, 275076436, 343845545, 550152872, 687691090, 1375382180, 2750764360]

約数ペア:

[(1, 2750764360), (2, 1375382180), (4, 687691090), (5, 550152872), (8, 343845545), (10, 275076436), (20, 137538218), (40, 68769109), (71, 38743160), (142, 19371580), (241, 11413960), (284, 9685790), (355, 7748632), (482, 5706980), (568, 4842895), (710, 3874316), (964, 2853490), (1205, 2282792), (1420, 1937158), (1928, 1426745), (2410, 1141396), (2840, 968579), (4019, 684440), (4820, 570698), (8038, 342220), (9640, 285349), (16076, 171110), (17111, 160760), (20095, 136888), (32152, 85555), (34222, 80380), (40190, 68444)]