47405990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2903}}^1$

素因数の和:3004

約数の個数: 32

約数和(自身を含む): 90326016

約数和(自身を除く): 42920026

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 2903, 3266, 5806, 8165, 14515, 16330, 29030, 66769, 133538, 206113, 333845, 412226, 667690, 1030565, 2061130, 4740599, 9481198, 23702995, 47405990]

約数ペア:

[(1, 47405990), (2, 23702995), (5, 9481198), (10, 4740599), (23, 2061130), (46, 1030565), (71, 667690), (115, 412226), (142, 333845), (230, 206113), (355, 133538), (710, 66769), (1633, 29030), (2903, 16330), (3266, 14515), (5806, 8165)]