20769702920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1151}}^1\times {\mathrm{11003}}^1$

素因数の和:12206

約数の個数: 64

約数和(自身を含む): 47917578240

約数和(自身を除く): 27147875320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1151, 1640, 2302, 4604, 5755, 9208, 11003, 11510, 22006, 23020, 44012, 46040, 47191, 55015, 88024, 94382, 110030, 188764, 220060, 235955, 377528, 440120, 451123, 471910, 902246, 943820, 1804492, 1887640, 2255615, 3608984, 4511230, 9022460, 12664453, 18044920, 25328906, 50657812, 63322265, 101315624, 126644530, 253289060, 506578120, 519242573, 1038485146, 2076970292, 2596212865, 4153940584, 5192425730, 10384851460, 20769702920]

約数ペア:

[(1, 20769702920), (2, 10384851460), (4, 5192425730), (5, 4153940584), (8, 2596212865), (10, 2076970292), (20, 1038485146), (40, 519242573), (41, 506578120), (82, 253289060), (164, 126644530), (205, 101315624), (328, 63322265), (410, 50657812), (820, 25328906), (1151, 18044920), (1640, 12664453), (2302, 9022460), (4604, 4511230), (5755, 3608984), (9208, 2255615), (11003, 1887640), (11510, 1804492), (22006, 943820), (23020, 902246), (44012, 471910), (46040, 451123), (47191, 440120), (55015, 377528), (88024, 235955), (94382, 220060), (110030, 188764)]