2142624623960

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{2941711}}^1$

素因数の和:2941992

約数の個数: 64

約数和(自身を含む): 4892655398400

約数和(自身を除く): 2750030774440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 139, 262, 278, 524, 556, 655, 695, 1048, 1112, 1310, 1390, 2620, 2780, 5240, 5560, 18209, 36418, 72836, 91045, 145672, 182090, 364180, 728360, 2941711, 5883422, 11766844, 14708555, 23533688, 29417110, 58834220, 117668440, 385364141, 408897829, 770728282, 817795658, 1541456564, 1635591316, 1926820705, 2044489145, 3082913128, 3271182632, 3853641410, 4088978290, 7707282820, 8177956580, 15414565640, 16355913160, 53565615599, 107131231198, 214262462396, 267828077995, 428524924792, 535656155990, 1071312311980, 2142624623960]

約数ペア:

[(1, 2142624623960), (2, 1071312311980), (4, 535656155990), (5, 428524924792), (8, 267828077995), (10, 214262462396), (20, 107131231198), (40, 53565615599), (131, 16355913160), (139, 15414565640), (262, 8177956580), (278, 7707282820), (524, 4088978290), (556, 3853641410), (655, 3271182632), (695, 3082913128), (1048, 2044489145), (1112, 1926820705), (1310, 1635591316), (1390, 1541456564), (2620, 817795658), (2780, 770728282), (5240, 408897829), (5560, 385364141), (18209, 117668440), (36418, 58834220), (72836, 29417110), (91045, 23533688), (145672, 14708555), (182090, 11766844), (364180, 5883422), (728360, 2941711)]