1313789540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{911}}^1\times {\mathrm{10301}}^1$

素因数の和:11228

約数の個数: 48

約数和(自身を含む): 3156862464

約数和(自身を除く): 1843072924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 911, 1822, 3644, 4555, 6377, 9110, 10301, 12754, 18220, 20602, 25508, 31885, 41204, 51505, 63770, 72107, 103010, 127540, 144214, 206020, 288428, 360535, 721070, 1442140, 9384211, 18768422, 37536844, 46921055, 65689477, 93842110, 131378954, 187684220, 262757908, 328447385, 656894770, 1313789540]

約数ペア:

[(1, 1313789540), (2, 656894770), (4, 328447385), (5, 262757908), (7, 187684220), (10, 131378954), (14, 93842110), (20, 65689477), (28, 46921055), (35, 37536844), (70, 18768422), (140, 9384211), (911, 1442140), (1822, 721070), (3644, 360535), (4555, 288428), (6377, 206020), (9110, 144214), (10301, 127540), (12754, 103010), (18220, 72107), (20602, 63770), (25508, 51505), (31885, 41204)]