194621540

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{56249}}^1$

素因数の和:56431

約数の個数: 24

約数和(自身を含む): 411075000

約数和(自身を除く): 216453460

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 56249, 112498, 224996, 281245, 562490, 1124980, 9731077, 19462154, 38924308, 48655385, 97310770, 194621540]

約数ペア:

[(1, 194621540), (2, 97310770), (4, 48655385), (5, 38924308), (10, 19462154), (20, 9731077), (173, 1124980), (346, 562490), (692, 281245), (865, 224996), (1730, 112498), (3460, 56249)]