42319540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{467}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 93405312

約数和(自身を除く): 51085772

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 197, 230, 394, 460, 467, 788, 934, 985, 1868, 1970, 2335, 3940, 4531, 4670, 9062, 9340, 10741, 18124, 21482, 22655, 42964, 45310, 53705, 90620, 91999, 107410, 183998, 214820, 367996, 459995, 919990, 1839980, 2115977, 4231954, 8463908, 10579885, 21159770, 42319540]

約数ペア:

[(1, 42319540), (2, 21159770), (4, 10579885), (5, 8463908), (10, 4231954), (20, 2115977), (23, 1839980), (46, 919990), (92, 459995), (115, 367996), (197, 214820), (230, 183998), (394, 107410), (460, 91999), (467, 90620), (788, 53705), (934, 45310), (985, 42964), (1868, 22655), (1970, 21482), (2335, 18124), (3940, 10741), (4531, 9340), (4670, 9062)]