1964070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 5176080

約数和(自身を除く): 3212010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 157, 278, 314, 417, 471, 695, 785, 834, 942, 1251, 1390, 1413, 1570, 2085, 2355, 2502, 2826, 4170, 4710, 6255, 7065, 12510, 14130, 21823, 43646, 65469, 109115, 130938, 196407, 218230, 327345, 392814, 654690, 982035, 1964070]

約数ペア:

[(1, 1964070), (2, 982035), (3, 654690), (5, 392814), (6, 327345), (9, 218230), (10, 196407), (15, 130938), (18, 109115), (30, 65469), (45, 43646), (90, 21823), (139, 14130), (157, 12510), (278, 7065), (314, 6255), (417, 4710), (471, 4170), (695, 2826), (785, 2502), (834, 2355), (942, 2085), (1251, 1570), (1390, 1413)]