1445981380

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{70951}}^1$

素因数の和:71979

約数の個数: 24

約数和(自身を含む): 3039583680

約数和(自身を除く): 1593602300

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 4076, 5095, 10190, 20380, 70951, 141902, 283804, 354755, 709510, 1419020, 72299069, 144598138, 289196276, 361495345, 722990690, 1445981380]

約数ペア:

[(1, 1445981380), (2, 722990690), (4, 361495345), (5, 289196276), (10, 144598138), (20, 72299069), (1019, 1419020), (2038, 709510), (4076, 354755), (5095, 283804), (10190, 141902), (20380, 70951)]