20172052060

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1573483}}^1$

素因数の和:1574133

約数の個数: 24

約数和(自身を含む): 42427422576

約数和(自身を除く): 22255370516

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 1573483, 3146966, 6293932, 7867415, 15734830, 31469660, 1008602603, 2017205206, 4034410412, 5043013015, 10086026030, 20172052060]

約数ペア:

[(1, 20172052060), (2, 10086026030), (4, 5043013015), (5, 4034410412), (10, 2017205206), (20, 1008602603), (641, 31469660), (1282, 15734830), (2564, 7867415), (3205, 6293932), (6410, 3146966), (12820, 1573483)]