22050520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 52202880

約数和(自身を除く): 30152360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 47, 74, 94, 148, 185, 188, 235, 296, 317, 370, 376, 470, 634, 740, 940, 1268, 1480, 1585, 1739, 1880, 2536, 3170, 3478, 6340, 6956, 8695, 11729, 12680, 13912, 14899, 17390, 23458, 29798, 34780, 46916, 58645, 59596, 69560, 74495, 93832, 117290, 119192, 148990, 234580, 297980, 469160, 551263, 595960, 1102526, 2205052, 2756315, 4410104, 5512630, 11025260, 22050520]

約数ペア:

[(1, 22050520), (2, 11025260), (4, 5512630), (5, 4410104), (8, 2756315), (10, 2205052), (20, 1102526), (37, 595960), (40, 551263), (47, 469160), (74, 297980), (94, 234580), (148, 148990), (185, 119192), (188, 117290), (235, 93832), (296, 74495), (317, 69560), (370, 59596), (376, 58645), (470, 46916), (634, 34780), (740, 29798), (940, 23458), (1268, 17390), (1480, 14899), (1585, 13912), (1739, 12680), (1880, 11729), (2536, 8695), (3170, 6956), (3478, 6340)]