1120420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 2757888

約数和(自身を除く): 1637468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 151, 212, 265, 302, 371, 530, 604, 742, 755, 1057, 1060, 1484, 1510, 1855, 2114, 3020, 3710, 4228, 5285, 7420, 8003, 10570, 16006, 21140, 32012, 40015, 56021, 80030, 112042, 160060, 224084, 280105, 560210, 1120420]

約数ペア:

[(1, 1120420), (2, 560210), (4, 280105), (5, 224084), (7, 160060), (10, 112042), (14, 80030), (20, 56021), (28, 40015), (35, 32012), (53, 21140), (70, 16006), (106, 10570), (140, 8003), (151, 7420), (212, 5285), (265, 4228), (302, 3710), (371, 3020), (530, 2114), (604, 1855), (742, 1510), (755, 1484), (1057, 1060)]