1556006980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{40883}}^1$

素因数の和:41076

約数の個数: 48

約数和(自身を含む): 3585363264

約数和(自身を除く): 2029356284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1730, 1903, 3460, 3806, 7612, 9515, 19030, 38060, 40883, 81766, 163532, 204415, 408830, 449713, 817660, 899426, 1798852, 2248565, 4497130, 7072759, 8994260, 14145518, 28291036, 35363795, 70727590, 77800349, 141455180, 155600698, 311201396, 389001745, 778003490, 1556006980]

約数ペア:

[(1, 1556006980), (2, 778003490), (4, 389001745), (5, 311201396), (10, 155600698), (11, 141455180), (20, 77800349), (22, 70727590), (44, 35363795), (55, 28291036), (110, 14145518), (173, 8994260), (220, 7072759), (346, 4497130), (692, 2248565), (865, 1798852), (1730, 899426), (1903, 817660), (3460, 449713), (3806, 408830), (7612, 204415), (9515, 163532), (19030, 81766), (38060, 40883)]