1640221126

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{1439}}^1$

素因数の和:1884

約数の個数: 32

約数和(自身を含む): 2612736000

約数和(自身を除く): 972514874

約数列:

[1, 2, 23, 46, 71, 142, 349, 698, 1439, 1633, 2878, 3266, 8027, 16054, 24779, 33097, 49558, 66194, 102169, 204338, 502211, 569917, 1004422, 1139834, 2349887, 4699774, 11550853, 23101706, 35656981, 71313962, 820110563, 1640221126]

約数ペア:

[(1, 1640221126), (2, 820110563), (23, 71313962), (46, 35656981), (71, 23101706), (142, 11550853), (349, 4699774), (698, 2349887), (1439, 1139834), (1633, 1004422), (2878, 569917), (3266, 502211), (8027, 204338), (16054, 102169), (24779, 66194), (33097, 49558)]