66270940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{70501}}^1$

素因数の和:70557

約数の個数: 24

約数和(自身を含む): 142132032

約数和(自身を除く): 75861092

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 70501, 141002, 282004, 352505, 705010, 1410020, 3313547, 6627094, 13254188, 16567735, 33135470, 66270940]

約数ペア:

[(1, 66270940), (2, 33135470), (4, 16567735), (5, 13254188), (10, 6627094), (20, 3313547), (47, 1410020), (94, 705010), (188, 352505), (235, 282004), (470, 141002), (940, 70501)]