209747020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{88129}}^1$

素因数の和:88162

約数の個数: 48

約数和(自身を含む): 533010240

約数和(自身を除く): 323263220

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 88129, 176258, 352516, 440645, 616903, 881290, 1233806, 1498193, 1762580, 2467612, 2996386, 3084515, 5992772, 6169030, 7490965, 10487351, 12338060, 14981930, 20974702, 29963860, 41949404, 52436755, 104873510, 209747020]

約数ペア:

[(1, 209747020), (2, 104873510), (4, 52436755), (5, 41949404), (7, 29963860), (10, 20974702), (14, 14981930), (17, 12338060), (20, 10487351), (28, 7490965), (34, 6169030), (35, 5992772), (68, 3084515), (70, 2996386), (85, 2467612), (119, 1762580), (140, 1498193), (170, 1233806), (238, 881290), (340, 616903), (476, 440645), (595, 352516), (1190, 176258), (2380, 88129)]