988896580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1429}}^1\times {\mathrm{4943}}^1$

素因数の和:6388

約数の個数: 48

約数和(自身を含む): 2375493120

約数和(自身を除く): 1386596540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1429, 2858, 4943, 5716, 7145, 9886, 10003, 14290, 19772, 20006, 24715, 28580, 34601, 40012, 49430, 50015, 69202, 98860, 100030, 138404, 173005, 200060, 346010, 692020, 7063547, 14127094, 28254188, 35317735, 49444829, 70635470, 98889658, 141270940, 197779316, 247224145, 494448290, 988896580]

約数ペア:

[(1, 988896580), (2, 494448290), (4, 247224145), (5, 197779316), (7, 141270940), (10, 98889658), (14, 70635470), (20, 49444829), (28, 35317735), (35, 28254188), (70, 14127094), (140, 7063547), (1429, 692020), (2858, 346010), (4943, 200060), (5716, 173005), (7145, 138404), (9886, 100030), (10003, 98860), (14290, 69202), (19772, 50015), (20006, 49430), (24715, 40012), (28580, 34601)]