2019482480

素因数分解:

$2^4\times 5^1\times {\mathrm{25243531}}^1$

素因数の和:25243544

約数の個数: 20

約数和(自身を含む): 4695296952

約数和(自身を除く): 2675814472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25243531, 50487062, 100974124, 126217655, 201948248, 252435310, 403896496, 504870620, 1009741240, 2019482480]

約数ペア:

[(1, 2019482480), (2, 1009741240), (4, 504870620), (5, 403896496), (8, 252435310), (10, 201948248), (16, 126217655), (20, 100974124), (40, 50487062), (80, 25243531)]