40920490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16567}}^1$

素因数の和:16606

約数の個数: 32

約数和(自身を含む): 83502720

約数和(自身を除く): 42582230

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 16567, 33134, 82835, 165670, 215371, 314773, 430742, 629546, 1076855, 1573865, 2153710, 3147730, 4092049, 8184098, 20460245, 40920490]

約数ペア:

[(1, 40920490), (2, 20460245), (5, 8184098), (10, 4092049), (13, 3147730), (19, 2153710), (26, 1573865), (38, 1076855), (65, 629546), (95, 430742), (130, 314773), (190, 215371), (247, 165670), (494, 82835), (1235, 33134), (2470, 16567)]