444140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 952560

約数和(自身を除く): 508420

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 419, 530, 838, 1060, 1676, 2095, 4190, 8380, 22207, 44414, 88828, 111035, 222070, 444140]

約数ペア:

[(1, 444140), (2, 222070), (4, 111035), (5, 88828), (10, 44414), (20, 22207), (53, 8380), (106, 4190), (212, 2095), (265, 1676), (419, 1060), (530, 838)]