40482640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 103654080

約数和(自身を除く): 63171440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 179, 220, 257, 358, 440, 514, 716, 880, 895, 1028, 1285, 1432, 1790, 1969, 2056, 2570, 2827, 2864, 3580, 3938, 4112, 5140, 5654, 7160, 7876, 9845, 10280, 11308, 14135, 14320, 15752, 19690, 20560, 22616, 28270, 31504, 39380, 45232, 46003, 56540, 78760, 92006, 113080, 157520, 184012, 226160, 230015, 368024, 460030, 506033, 736048, 920060, 1012066, 1840120, 2024132, 2530165, 3680240, 4048264, 5060330, 8096528, 10120660, 20241320, 40482640]

約数ペア:

[(1, 40482640), (2, 20241320), (4, 10120660), (5, 8096528), (8, 5060330), (10, 4048264), (11, 3680240), (16, 2530165), (20, 2024132), (22, 1840120), (40, 1012066), (44, 920060), (55, 736048), (80, 506033), (88, 460030), (110, 368024), (176, 230015), (179, 226160), (220, 184012), (257, 157520), (358, 113080), (440, 92006), (514, 78760), (716, 56540), (880, 46003), (895, 45232), (1028, 39380), (1285, 31504), (1432, 28270), (1790, 22616), (1969, 20560), (2056, 19690), (2570, 15752), (2827, 14320), (2864, 14135), (3580, 11308), (3938, 10280), (4112, 9845), (5140, 7876), (5654, 7160)]