2009295220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{49417}}^1$

素因数の和:49552

約数の個数: 48

約数和(自身を含む): 4483200960

約数和(自身を除く): 2473905740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 1070, 2033, 2140, 4066, 8132, 10165, 20330, 40660, 49417, 98834, 197668, 247085, 494170, 938923, 988340, 1877846, 3755692, 4694615, 5287619, 9389230, 10575238, 18778460, 21150476, 26438095, 52876190, 100464761, 105752380, 200929522, 401859044, 502323805, 1004647610, 2009295220]

約数ペア:

[(1, 2009295220), (2, 1004647610), (4, 502323805), (5, 401859044), (10, 200929522), (19, 105752380), (20, 100464761), (38, 52876190), (76, 26438095), (95, 21150476), (107, 18778460), (190, 10575238), (214, 9389230), (380, 5287619), (428, 4694615), (535, 3755692), (1070, 1877846), (2033, 988340), (2140, 938923), (4066, 494170), (8132, 247085), (10165, 197668), (20330, 98834), (40660, 49417)]