47520340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1723}}^1$

素因数の和:1936

約数の個数: 48

約数和(自身を含む): 114694272

約数和(自身を除く): 67173932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1723, 1970, 2758, 3446, 3940, 5516, 6892, 6895, 8615, 12061, 13790, 17230, 24122, 27580, 34460, 48244, 60305, 120610, 241220, 339431, 678862, 1357724, 1697155, 2376017, 3394310, 4752034, 6788620, 9504068, 11880085, 23760170, 47520340]

約数ペア:

[(1, 47520340), (2, 23760170), (4, 11880085), (5, 9504068), (7, 6788620), (10, 4752034), (14, 3394310), (20, 2376017), (28, 1697155), (35, 1357724), (70, 678862), (140, 339431), (197, 241220), (394, 120610), (788, 60305), (985, 48244), (1379, 34460), (1723, 27580), (1970, 24122), (2758, 17230), (3446, 13790), (3940, 12061), (5516, 8615), (6892, 6895)]