7813426.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 148874880

約数和(自身を除く): 80329420

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 211, 370, 422, 439, 740, 844, 878, 1055, 1756, 2110, 2195, 4220, 4390, 7807, 8780, 15614, 16243, 31228, 32486, 39035, 64972, 78070, 81215, 92629, 156140, 162430, 185258, 324860, 370516, 463145, 926290, 1852580, 3427273, 6854546, 13709092, 17136365, 34272730, 68545460]

約数ペア:

[(1, 68545460), (2, 34272730), (4, 17136365), (5, 13709092), (10, 6854546), (20, 3427273), (37, 1852580), (74, 926290), (148, 463145), (185, 370516), (211, 324860), (370, 185258), (422, 162430), (439, 156140), (740, 92629), (844, 81215), (878, 78070), (1055, 64972), (1756, 39035), (2110, 32486), (2195, 31228), (4220, 16243), (4390, 15614), (7807, 8780)]