419212880

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{37699}}^1$

素因数の和:37851

約数の個数: 40

約数和(自身を含む): 981708000

約数和(自身を除く): 562495120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 37699, 75398, 150796, 188495, 301592, 376990, 603184, 753980, 1507960, 3015920, 5240161, 10480322, 20960644, 26200805, 41921288, 52401610, 83842576, 104803220, 209606440, 419212880]

約数ペア:

[(1, 419212880), (2, 209606440), (4, 104803220), (5, 83842576), (8, 52401610), (10, 41921288), (16, 26200805), (20, 20960644), (40, 10480322), (80, 5240161), (139, 3015920), (278, 1507960), (556, 753980), (695, 603184), (1112, 376990), (1390, 301592), (2224, 188495), (2780, 150796), (5560, 75398), (11120, 37699)]