400121840

素因数分解:

$2^4\times 5^1\times {\mathrm{5001523}}^1$

素因数の和:5001536

約数の個数: 20

約数和(自身を含む): 930283464

約数和(自身を除く): 530161624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5001523, 10003046, 20006092, 25007615, 40012184, 50015230, 80024368, 100030460, 200060920, 400121840]

約数ペア:

[(1, 400121840), (2, 200060920), (4, 100030460), (5, 80024368), (8, 50015230), (10, 40012184), (16, 25007615), (20, 20006092), (40, 10003046), (80, 5001523)]