172404940

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{37643}}^1$

素因数の和:37881

約数の個数: 24

約数和(自身を含む): 363641040

約数和(自身を除く): 191236100

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 37643, 75286, 150572, 188215, 376430, 752860, 8620247, 17240494, 34480988, 43101235, 86202470, 172404940]

約数ペア:

[(1, 172404940), (2, 86202470), (4, 43101235), (5, 34480988), (10, 17240494), (20, 8620247), (229, 752860), (458, 376430), (916, 188215), (1145, 150572), (2290, 75286), (4580, 37643)]