1008099440

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{141587}}^1$

素因数の和:141689

約数の個数: 40

約数和(自身を含む): 2370183120

約数和(自身を除く): 1362083680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 141587, 283174, 566348, 707935, 1132696, 1415870, 2265392, 2831740, 5663480, 11326960, 12601243, 25202486, 50404972, 63006215, 100809944, 126012430, 201619888, 252024860, 504049720, 1008099440]

約数ペア:

[(1, 1008099440), (2, 504049720), (4, 252024860), (5, 201619888), (8, 126012430), (10, 100809944), (16, 63006215), (20, 50404972), (40, 25202486), (80, 12601243), (89, 11326960), (178, 5663480), (356, 2831740), (445, 2265392), (712, 1415870), (890, 1132696), (1424, 707935), (1780, 566348), (3560, 283174), (7120, 141587)]