2018988260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{90053}}^1$

素因数の和:90140

約数の個数: 48

約数和(自身を含む): 4538721600

約数和(自身を除く): 2519733340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 11210, 22420, 90053, 180106, 360212, 450265, 900530, 1711007, 1801060, 3422014, 5313127, 6844028, 8555035, 10626254, 17110070, 21252508, 26565635, 34220140, 53131270, 100949413, 106262540, 201898826, 403797652, 504747065, 1009494130, 2018988260]

約数ペア:

[(1, 2018988260), (2, 1009494130), (4, 504747065), (5, 403797652), (10, 201898826), (19, 106262540), (20, 100949413), (38, 53131270), (59, 34220140), (76, 26565635), (95, 21252508), (118, 17110070), (190, 10626254), (236, 8555035), (295, 6844028), (380, 5313127), (590, 3422014), (1121, 1801060), (1180, 1711007), (2242, 900530), (4484, 450265), (5605, 360212), (11210, 180106), (22420, 90053)]