40716280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 106868160

約数和(自身を除く): 66151880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 41, 44, 55, 61, 74, 82, 88, 110, 122, 148, 164, 185, 205, 220, 244, 296, 305, 328, 370, 407, 410, 440, 451, 488, 610, 671, 740, 814, 820, 902, 1220, 1342, 1480, 1517, 1628, 1640, 1804, 2035, 2255, 2257, 2440, 2501, 2684, 3034, 3256, 3355, 3608, 4070, 4510, 4514, 5002, 5368, 6068, 6710, 7585, 8140, 9020, 9028, 10004, 11285, 12136, 12505, 13420, 15170, 16280, 16687, 18040, 18056, 20008, 22570, 24827, 25010, 26840, 27511, 30340, 33374, 45140, 49654, 50020, 55022, 60680, 66748, 83435, 90280, 92537, 99308, 100040, 110044, 124135, 133496, 137555, 166870, 185074, 198616, 220088, 248270, 275110, 333740, 370148, 462685, 496540, 550220, 667480, 740296, 925370, 993080, 1017907, 1100440, 1850740, 2035814, 3701480, 4071628, 5089535, 8143256, 10179070, 20358140, 40716280]

約数ペア:

[(1, 40716280), (2, 20358140), (4, 10179070), (5, 8143256), (8, 5089535), (10, 4071628), (11, 3701480), (20, 2035814), (22, 1850740), (37, 1100440), (40, 1017907), (41, 993080), (44, 925370), (55, 740296), (61, 667480), (74, 550220), (82, 496540), (88, 462685), (110, 370148), (122, 333740), (148, 275110), (164, 248270), (185, 220088), (205, 198616), (220, 185074), (244, 166870), (296, 137555), (305, 133496), (328, 124135), (370, 110044), (407, 100040), (410, 99308), (440, 92537), (451, 90280), (488, 83435), (610, 66748), (671, 60680), (740, 55022), (814, 50020), (820, 49654), (902, 45140), (1220, 33374), (1342, 30340), (1480, 27511), (1517, 26840), (1628, 25010), (1640, 24827), (1804, 22570), (2035, 20008), (2255, 18056), (2257, 18040), (2440, 16687), (2501, 16280), (2684, 15170), (3034, 13420), (3256, 12505), (3355, 12136), (3608, 11285), (4070, 10004), (4510, 9028), (4514, 9020), (5002, 8140), (5368, 7585), (6068, 6710)]