1371171760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{18691}}^1$

素因数の和:18842

約数の個数: 80

約数和(自身を含む): 3671407872

約数和(自身を除く): 2300236112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 917, 1048, 1310, 1834, 2096, 2620, 3668, 4585, 5240, 7336, 9170, 10480, 14672, 18340, 18691, 36680, 37382, 73360, 74764, 93455, 130837, 149528, 186910, 261674, 299056, 373820, 523348, 654185, 747640, 1046696, 1308370, 1495280, 2093392, 2448521, 2616740, 4897042, 5233480, 9794084, 10466960, 12242605, 17139647, 19588168, 24485210, 34279294, 39176336, 48970420, 68558588, 85698235, 97940840, 137117176, 171396470, 195881680, 274234352, 342792940, 685585880, 1371171760]

約数ペア:

[(1, 1371171760), (2, 685585880), (4, 342792940), (5, 274234352), (7, 195881680), (8, 171396470), (10, 137117176), (14, 97940840), (16, 85698235), (20, 68558588), (28, 48970420), (35, 39176336), (40, 34279294), (56, 24485210), (70, 19588168), (80, 17139647), (112, 12242605), (131, 10466960), (140, 9794084), (262, 5233480), (280, 4897042), (524, 2616740), (560, 2448521), (655, 2093392), (917, 1495280), (1048, 1308370), (1310, 1046696), (1834, 747640), (2096, 654185), (2620, 523348), (3668, 373820), (4585, 299056), (5240, 261674), (7336, 186910), (9170, 149528), (10480, 130837), (14672, 93455), (18340, 74764), (18691, 73360), (36680, 37382)]