2109175030

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{643}}^1\times {\mathrm{991}}^1$

素因数の和:1972

約数の個数: 32

約数和(自身を含む): 3817755648

約数和(自身を除く): 1708580618

約数列:

[1, 2, 5, 10, 331, 643, 662, 991, 1286, 1655, 1982, 3215, 3310, 4955, 6430, 9910, 212833, 328021, 425666, 637213, 656042, 1064165, 1274426, 1640105, 2128330, 3186065, 3280210, 6372130, 210917503, 421835006, 1054587515, 2109175030]

約数ペア:

[(1, 2109175030), (2, 1054587515), (5, 421835006), (10, 210917503), (331, 6372130), (643, 3280210), (662, 3186065), (991, 2128330), (1286, 1640105), (1655, 1274426), (1982, 1064165), (3215, 656042), (3310, 637213), (4955, 425666), (6430, 328021), (9910, 212833)]