200407120

素因数分解:

$2^4\times 5^1\times {\mathrm{607}}^1\times {\mathrm{4127}}^1$

素因数の和:4747

約数の個数: 40

約数和(自身を含む): 466827264

約数和(自身を除く): 266420144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 607, 1214, 2428, 3035, 4127, 4856, 6070, 8254, 9712, 12140, 16508, 20635, 24280, 33016, 41270, 48560, 66032, 82540, 165080, 330160, 2505089, 5010178, 10020356, 12525445, 20040712, 25050890, 40081424, 50101780, 100203560, 200407120]

約数ペア:

[(1, 200407120), (2, 100203560), (4, 50101780), (5, 40081424), (8, 25050890), (10, 20040712), (16, 12525445), (20, 10020356), (40, 5010178), (80, 2505089), (607, 330160), (1214, 165080), (2428, 82540), (3035, 66032), (4127, 48560), (4856, 41270), (6070, 33016), (8254, 24280), (9712, 20635), (12140, 16508)]