2680140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2351}}^1$

素因数の和:2382

約数の個数: 48

約数和(自身を含む): 7902720

約数和(自身を除く): 5222580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 2351, 4702, 7053, 9404, 11755, 14106, 23510, 28212, 35265, 44669, 47020, 70530, 89338, 134007, 141060, 178676, 223345, 268014, 446690, 536028, 670035, 893380, 1340070, 2680140]

約数ペア:

[(1, 2680140), (2, 1340070), (3, 893380), (4, 670035), (5, 536028), (6, 446690), (10, 268014), (12, 223345), (15, 178676), (19, 141060), (20, 134007), (30, 89338), (38, 70530), (57, 47020), (60, 44669), (76, 35265), (95, 28212), (114, 23510), (190, 14106), (228, 11755), (285, 9404), (380, 7053), (570, 4702), (1140, 2351)]