1919020

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{419}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 4057200

約数和(自身を除く): 2138180

約数列:

[1, 2, 4, 5, 10, 20, 229, 419, 458, 838, 916, 1145, 1676, 2095, 2290, 4190, 4580, 8380, 95951, 191902, 383804, 479755, 959510, 1919020]

約数ペア:

[(1, 1919020), (2, 959510), (4, 479755), (5, 383804), (10, 191902), (20, 95951), (229, 8380), (419, 4580), (458, 4190), (838, 2290), (916, 2095), (1145, 1676)]