2018953020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4807031}}^1$

素因数の和:4807050

約数の個数: 48

約数和(自身を含む): 6460651008

約数和(自身を除く): 4441697988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4807031, 9614062, 14421093, 19228124, 24035155, 28842186, 33649217, 48070310, 57684372, 67298434, 72105465, 96140620, 100947651, 134596868, 144210930, 168246085, 201895302, 288421860, 336492170, 403790604, 504738255, 672984340, 1009476510, 2018953020]

約数ペア:

[(1, 2018953020), (2, 1009476510), (3, 672984340), (4, 504738255), (5, 403790604), (6, 336492170), (7, 288421860), (10, 201895302), (12, 168246085), (14, 144210930), (15, 134596868), (20, 100947651), (21, 96140620), (28, 72105465), (30, 67298434), (35, 57684372), (42, 48070310), (60, 33649217), (70, 28842186), (84, 24035155), (105, 19228124), (140, 14421093), (210, 9614062), (420, 4807031)]