10221520

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1907}}^1$

素因数の和:1987

約数の個数: 40

約数和(自身を含む): 24132384

約数和(自身を除く): 13910864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 1907, 2680, 3814, 5360, 7628, 9535, 15256, 19070, 30512, 38140, 76280, 127769, 152560, 255538, 511076, 638845, 1022152, 1277690, 2044304, 2555380, 5110760, 10221520]

約数ペア:

[(1, 10221520), (2, 5110760), (4, 2555380), (5, 2044304), (8, 1277690), (10, 1022152), (16, 638845), (20, 511076), (40, 255538), (67, 152560), (80, 127769), (134, 76280), (268, 38140), (335, 30512), (536, 19070), (670, 15256), (1072, 9535), (1340, 7628), (1907, 5360), (2680, 3814)]