1377773560

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1\times {\mathrm{647}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 3135283200

約数和(自身を除く): 1757509640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 383, 556, 647, 695, 766, 1112, 1294, 1390, 1532, 1915, 2588, 2780, 3064, 3235, 3830, 5176, 5560, 6470, 7660, 12940, 15320, 25880, 53237, 89933, 106474, 179866, 212948, 247801, 266185, 359732, 425896, 449665, 495602, 532370, 719464, 899330, 991204, 1064740, 1239005, 1798660, 1982408, 2129480, 2478010, 3597320, 4956020, 9912040, 34444339, 68888678, 137777356, 172221695, 275554712, 344443390, 688886780, 1377773560]

約数ペア:

[(1, 1377773560), (2, 688886780), (4, 344443390), (5, 275554712), (8, 172221695), (10, 137777356), (20, 68888678), (40, 34444339), (139, 9912040), (278, 4956020), (383, 3597320), (556, 2478010), (647, 2129480), (695, 1982408), (766, 1798660), (1112, 1239005), (1294, 1064740), (1390, 991204), (1532, 899330), (1915, 719464), (2588, 532370), (2780, 495602), (3064, 449665), (3235, 425896), (3830, 359732), (5176, 266185), (5560, 247801), (6470, 212948), (7660, 179866), (12940, 106474), (15320, 89933), (25880, 53237)]