2008779980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1867}}^1\times {\mathrm{2339}}^1$

素因数の和:4238

約数の個数: 48

約数和(自身を含む): 4406088960

約数和(自身を除く): 2397308980

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1867, 2339, 3734, 4678, 7468, 9335, 9356, 11695, 18670, 23390, 37340, 42941, 46780, 53797, 85882, 107594, 171764, 214705, 215188, 268985, 429410, 537970, 858820, 1075940, 4366913, 8733826, 17467652, 21834565, 43669130, 87338260, 100438999, 200877998, 401755996, 502194995, 1004389990, 2008779980]

約数ペア:

[(1, 2008779980), (2, 1004389990), (4, 502194995), (5, 401755996), (10, 200877998), (20, 100438999), (23, 87338260), (46, 43669130), (92, 21834565), (115, 17467652), (230, 8733826), (460, 4366913), (1867, 1075940), (2339, 858820), (3734, 537970), (4678, 429410), (7468, 268985), (9335, 215188), (9356, 214705), (11695, 171764), (18670, 107594), (23390, 85882), (37340, 53797), (42941, 46780)]