9723440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6397}}^1$

素因数の和:6429

約数の個数: 40

約数和(自身を含む): 23800560

約数和(自身を除く): 14077120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 6397, 12794, 25588, 31985, 51176, 63970, 102352, 121543, 127940, 243086, 255880, 486172, 511760, 607715, 972344, 1215430, 1944688, 2430860, 4861720, 9723440]

約数ペア:

[(1, 9723440), (2, 4861720), (4, 2430860), (5, 1944688), (8, 1215430), (10, 972344), (16, 607715), (19, 511760), (20, 486172), (38, 255880), (40, 243086), (76, 127940), (80, 121543), (95, 102352), (152, 63970), (190, 51176), (304, 31985), (380, 25588), (760, 12794), (1520, 6397)]