4947998220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2498989}}^1$

素因数の和:2499015

約数の個数: 72

約数和(自身を含む): 16373382480

約数和(自身を除く): 11425384260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 2498989, 4997978, 7496967, 9995956, 12494945, 14993934, 22490901, 24989890, 27488879, 29987868, 37484835, 44981802, 49979780, 54977758, 74969670, 82466637, 89963604, 109955516, 112454505, 137444395, 149939340, 164933274, 224909010, 247399911, 274888790, 329866548, 412333185, 449818020, 494799822, 549777580, 824666370, 989599644, 1236999555, 1649332740, 2473999110, 4947998220]

約数ペア:

[(1, 4947998220), (2, 2473999110), (3, 1649332740), (4, 1236999555), (5, 989599644), (6, 824666370), (9, 549777580), (10, 494799822), (11, 449818020), (12, 412333185), (15, 329866548), (18, 274888790), (20, 247399911), (22, 224909010), (30, 164933274), (33, 149939340), (36, 137444395), (44, 112454505), (45, 109955516), (55, 89963604), (60, 82466637), (66, 74969670), (90, 54977758), (99, 49979780), (110, 44981802), (132, 37484835), (165, 29987868), (180, 27488879), (198, 24989890), (220, 22490901), (330, 14993934), (396, 12494945), (495, 9995956), (660, 7496967), (990, 4997978), (1980, 2498989)]