68578340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{201701}}^1$

素因数の和:201727

約数の個数: 24

約数和(自身を含む): 152486712

約数和(自身を除く): 83908372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 201701, 403402, 806804, 1008505, 2017010, 3428917, 4034020, 6857834, 13715668, 17144585, 34289170, 68578340]

約数ペア:

[(1, 68578340), (2, 34289170), (4, 17144585), (5, 13715668), (10, 6857834), (17, 4034020), (20, 3428917), (34, 2017010), (68, 1008505), (85, 806804), (170, 403402), (340, 201701)]