67786220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1949}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 149385600

約数和(自身を除く): 81599380

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 370, 470, 740, 940, 1739, 1949, 3478, 3898, 6956, 7796, 8695, 9745, 17390, 19490, 34780, 38980, 72113, 91603, 144226, 183206, 288452, 360565, 366412, 458015, 721130, 916030, 1442260, 1832060, 3389311, 6778622, 13557244, 16946555, 33893110, 67786220]

約数ペア:

[(1, 67786220), (2, 33893110), (4, 16946555), (5, 13557244), (10, 6778622), (20, 3389311), (37, 1832060), (47, 1442260), (74, 916030), (94, 721130), (148, 458015), (185, 366412), (188, 360565), (235, 288452), (370, 183206), (470, 144226), (740, 91603), (940, 72113), (1739, 38980), (1949, 34780), (3478, 19490), (3898, 17390), (6956, 9745), (7796, 8695)]