1748620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 4021920

約数和(自身を除く): 2273300

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 139, 148, 170, 185, 278, 340, 370, 556, 629, 695, 740, 1258, 1390, 2363, 2516, 2780, 3145, 4726, 5143, 6290, 9452, 10286, 11815, 12580, 20572, 23630, 25715, 47260, 51430, 87431, 102860, 174862, 349724, 437155, 874310, 1748620]

約数ペア:

[(1, 1748620), (2, 874310), (4, 437155), (5, 349724), (10, 174862), (17, 102860), (20, 87431), (34, 51430), (37, 47260), (68, 25715), (74, 23630), (85, 20572), (139, 12580), (148, 11815), (170, 10286), (185, 9452), (278, 6290), (340, 5143), (370, 4726), (556, 3145), (629, 2780), (695, 2516), (740, 2363), (1258, 1390)]