90353620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{645383}}^1$

素因数の和:645399

約数の個数: 24

約数和(自身を含む): 216849024

約数和(自身を除く): 126495404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 645383, 1290766, 2581532, 3226915, 4517681, 6453830, 9035362, 12907660, 18070724, 22588405, 45176810, 90353620]

約数ペア:

[(1, 90353620), (2, 45176810), (4, 22588405), (5, 18070724), (7, 12907660), (10, 9035362), (14, 6453830), (20, 4517681), (28, 3226915), (35, 2581532), (70, 1290766), (140, 645383)]