140987420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{19001}}^1$

素因数の和:19070

約数の個数: 48

約数和(自身を含む): 344772288

約数和(自身を除く): 203784868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 19001, 38002, 76004, 95005, 133007, 190010, 266014, 380020, 532028, 665035, 1007053, 1330070, 2014106, 2660140, 4028212, 5035265, 7049371, 10070530, 14098742, 20141060, 28197484, 35246855, 70493710, 140987420]

約数ペア:

[(1, 140987420), (2, 70493710), (4, 35246855), (5, 28197484), (7, 20141060), (10, 14098742), (14, 10070530), (20, 7049371), (28, 5035265), (35, 4028212), (53, 2660140), (70, 2014106), (106, 1330070), (140, 1007053), (212, 665035), (265, 532028), (371, 380020), (530, 266014), (742, 190010), (1060, 133007), (1484, 95005), (1855, 76004), (3710, 38002), (7420, 19001)]