770366020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{5743}}^1$

素因数の和:6124

約数の個数: 48

約数和(自身を含む): 1708035840

約数和(自身を除く): 937669820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 353, 380, 706, 1412, 1765, 3530, 5743, 6707, 7060, 11486, 13414, 22972, 26828, 28715, 33535, 57430, 67070, 109117, 114860, 134140, 218234, 436468, 545585, 1091170, 2027279, 2182340, 4054558, 8109116, 10136395, 20272790, 38518301, 40545580, 77036602, 154073204, 192591505, 385183010, 770366020]

約数ペア:

[(1, 770366020), (2, 385183010), (4, 192591505), (5, 154073204), (10, 77036602), (19, 40545580), (20, 38518301), (38, 20272790), (76, 10136395), (95, 8109116), (190, 4054558), (353, 2182340), (380, 2027279), (706, 1091170), (1412, 545585), (1765, 436468), (3530, 218234), (5743, 134140), (6707, 114860), (7060, 109117), (11486, 67070), (13414, 57430), (22972, 33535), (26828, 28715)]