1987331360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1774403}}^1$

素因数の和:1774425

約数の個数: 48

約数和(自身を含む): 5365797696

約数和(自身を除く): 3378466336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1774403, 3548806, 7097612, 8872015, 12420821, 14195224, 17744030, 24841642, 28390448, 35488060, 49683284, 56780896, 62104105, 70976120, 99366568, 124208210, 141952240, 198733136, 248416420, 283904480, 397466272, 496832840, 993665680, 1987331360]

約数ペア:

[(1, 1987331360), (2, 993665680), (4, 496832840), (5, 397466272), (7, 283904480), (8, 248416420), (10, 198733136), (14, 141952240), (16, 124208210), (20, 99366568), (28, 70976120), (32, 62104105), (35, 56780896), (40, 49683284), (56, 35488060), (70, 28390448), (80, 24841642), (112, 17744030), (140, 14195224), (160, 12420821), (224, 8872015), (280, 7097612), (560, 3548806), (1120, 1774403)]