22840840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 128

約数和(自身を含む): 61067520

約数和(自身を除く): 38226680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 37, 40, 44, 46, 55, 61, 74, 88, 92, 110, 115, 122, 148, 184, 185, 220, 230, 244, 253, 296, 305, 370, 407, 440, 460, 488, 506, 610, 671, 740, 814, 851, 920, 1012, 1220, 1265, 1342, 1403, 1480, 1628, 1702, 2024, 2035, 2257, 2440, 2530, 2684, 2806, 3256, 3355, 3404, 4070, 4255, 4514, 5060, 5368, 5612, 6710, 6808, 7015, 8140, 8510, 9028, 9361, 10120, 11224, 11285, 13420, 14030, 15433, 16280, 17020, 18056, 18722, 22570, 24827, 26840, 28060, 30866, 34040, 37444, 45140, 46805, 49654, 51911, 56120, 61732, 74888, 77165, 90280, 93610, 99308, 103822, 123464, 124135, 154330, 187220, 198616, 207644, 248270, 259555, 308660, 374440, 415288, 496540, 519110, 571021, 617320, 993080, 1038220, 1142042, 2076440, 2284084, 2855105, 4568168, 5710210, 11420420, 22840840]

約数ペア:

[(1, 22840840), (2, 11420420), (4, 5710210), (5, 4568168), (8, 2855105), (10, 2284084), (11, 2076440), (20, 1142042), (22, 1038220), (23, 993080), (37, 617320), (40, 571021), (44, 519110), (46, 496540), (55, 415288), (61, 374440), (74, 308660), (88, 259555), (92, 248270), (110, 207644), (115, 198616), (122, 187220), (148, 154330), (184, 124135), (185, 123464), (220, 103822), (230, 99308), (244, 93610), (253, 90280), (296, 77165), (305, 74888), (370, 61732), (407, 56120), (440, 51911), (460, 49654), (488, 46805), (506, 45140), (610, 37444), (671, 34040), (740, 30866), (814, 28060), (851, 26840), (920, 24827), (1012, 22570), (1220, 18722), (1265, 18056), (1342, 17020), (1403, 16280), (1480, 15433), (1628, 14030), (1702, 13420), (2024, 11285), (2035, 11224), (2257, 10120), (2440, 9361), (2530, 9028), (2684, 8510), (2806, 8140), (3256, 7015), (3355, 6808), (3404, 6710), (4070, 5612), (4255, 5368), (4514, 5060)]