171088880

素因数分解:

$2^4\times 5^1\times {\mathrm{839}}^1\times {\mathrm{2549}}^1$

素因数の和:3401

約数の個数: 40

約数和(自身を含む): 398412000

約数和(自身を除く): 227323120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 839, 1678, 2549, 3356, 4195, 5098, 6712, 8390, 10196, 12745, 13424, 16780, 20392, 25490, 33560, 40784, 50980, 67120, 101960, 203920, 2138611, 4277222, 8554444, 10693055, 17108888, 21386110, 34217776, 42772220, 85544440, 171088880]

約数ペア:

[(1, 171088880), (2, 85544440), (4, 42772220), (5, 34217776), (8, 21386110), (10, 17108888), (16, 10693055), (20, 8554444), (40, 4277222), (80, 2138611), (839, 203920), (1678, 101960), (2549, 67120), (3356, 50980), (4195, 40784), (5098, 33560), (6712, 25490), (8390, 20392), (10196, 16780), (12745, 13424)]