120842420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2341}}^1$

素因数の和:2468

約数の個数: 48

約数和(自身を含む): 265582800

約数和(自身を除く): 144740380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 445, 580, 890, 1780, 2341, 2581, 4682, 5162, 9364, 10324, 11705, 12905, 23410, 25810, 46820, 51620, 67889, 135778, 208349, 271556, 339445, 416698, 678890, 833396, 1041745, 1357780, 2083490, 4166980, 6042121, 12084242, 24168484, 30210605, 60421210, 120842420]

約数ペア:

[(1, 120842420), (2, 60421210), (4, 30210605), (5, 24168484), (10, 12084242), (20, 6042121), (29, 4166980), (58, 2083490), (89, 1357780), (116, 1041745), (145, 833396), (178, 678890), (290, 416698), (356, 339445), (445, 271556), (580, 208349), (890, 135778), (1780, 67889), (2341, 51620), (2581, 46820), (4682, 25810), (5162, 23410), (9364, 12905), (10324, 11705)]