56189560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2749}}^1$

素因数の和:2840

約数の個数: 64

約数和(自身を含む): 146520000

約数和(自身を除く): 90330440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2749, 2920, 4088, 5110, 5498, 10220, 10996, 13745, 19243, 20440, 21992, 27490, 38486, 54980, 76972, 96215, 109960, 153944, 192430, 200677, 384860, 401354, 769720, 802708, 1003385, 1404739, 1605416, 2006770, 2809478, 4013540, 5618956, 7023695, 8027080, 11237912, 14047390, 28094780, 56189560]

約数ペア:

[(1, 56189560), (2, 28094780), (4, 14047390), (5, 11237912), (7, 8027080), (8, 7023695), (10, 5618956), (14, 4013540), (20, 2809478), (28, 2006770), (35, 1605416), (40, 1404739), (56, 1003385), (70, 802708), (73, 769720), (140, 401354), (146, 384860), (280, 200677), (292, 192430), (365, 153944), (511, 109960), (584, 96215), (730, 76972), (1022, 54980), (1460, 38486), (2044, 27490), (2555, 21992), (2749, 20440), (2920, 19243), (4088, 13745), (5110, 10996), (5498, 10220)]