61839640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67217}}^1$

素因数の和:67251

約数の個数: 32

約数和(自身を含む): 145190880

約数和(自身を除く): 83351240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 67217, 134434, 268868, 336085, 537736, 672170, 1344340, 1545991, 2688680, 3091982, 6183964, 7729955, 12367928, 15459910, 30919820, 61839640]

約数ペア:

[(1, 61839640), (2, 30919820), (4, 15459910), (5, 12367928), (8, 7729955), (10, 6183964), (20, 3091982), (23, 2688680), (40, 1545991), (46, 1344340), (92, 672170), (115, 537736), (184, 336085), (230, 268868), (460, 134434), (920, 67217)]