20241320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 50155200

約数和(自身を除く): 29913880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 179, 220, 257, 358, 440, 514, 716, 895, 1028, 1285, 1432, 1790, 1969, 2056, 2570, 2827, 3580, 3938, 5140, 5654, 7160, 7876, 9845, 10280, 11308, 14135, 15752, 19690, 22616, 28270, 39380, 46003, 56540, 78760, 92006, 113080, 184012, 230015, 368024, 460030, 506033, 920060, 1012066, 1840120, 2024132, 2530165, 4048264, 5060330, 10120660, 20241320]

約数ペア:

[(1, 20241320), (2, 10120660), (4, 5060330), (5, 4048264), (8, 2530165), (10, 2024132), (11, 1840120), (20, 1012066), (22, 920060), (40, 506033), (44, 460030), (55, 368024), (88, 230015), (110, 184012), (179, 113080), (220, 92006), (257, 78760), (358, 56540), (440, 46003), (514, 39380), (716, 28270), (895, 22616), (1028, 19690), (1285, 15752), (1432, 14135), (1790, 11308), (1969, 10280), (2056, 9845), (2570, 7876), (2827, 7160), (3580, 5654), (3938, 5140)]