61716940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{162413}}^1$

素因数の和:162441

約数の個数: 24

約数和(自身を含む): 136427760

約数和(自身を除く): 74710820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 162413, 324826, 649652, 812065, 1624130, 3085847, 3248260, 6171694, 12343388, 15429235, 30858470, 61716940]

約数ペア:

[(1, 61716940), (2, 30858470), (4, 15429235), (5, 12343388), (10, 6171694), (19, 3248260), (20, 3085847), (38, 1624130), (76, 812065), (95, 649652), (190, 324826), (380, 162413)]