2017302860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{101987}}^1$

素因数の和:102062

約数の個数: 48

約数和(自身を含む): 4523371776

約数和(自身を除く): 2506068916

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 9890, 19780, 101987, 203974, 407948, 509935, 1019870, 2039740, 2345701, 4385441, 4691402, 8770882, 9382804, 11728505, 17541764, 21927205, 23457010, 43854410, 46914020, 87708820, 100865143, 201730286, 403460572, 504325715, 1008651430, 2017302860]

約数ペア:

[(1, 2017302860), (2, 1008651430), (4, 504325715), (5, 403460572), (10, 201730286), (20, 100865143), (23, 87708820), (43, 46914020), (46, 43854410), (86, 23457010), (92, 21927205), (115, 17541764), (172, 11728505), (215, 9382804), (230, 8770882), (430, 4691402), (460, 4385441), (860, 2345701), (989, 2039740), (1978, 1019870), (3956, 509935), (4945, 407948), (9890, 203974), (19780, 101987)]