1155140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 2860032

約数和(自身を除く): 1704892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 223, 259, 370, 446, 518, 740, 892, 1036, 1115, 1295, 1561, 2230, 2590, 3122, 4460, 5180, 6244, 7805, 8251, 15610, 16502, 31220, 33004, 41255, 57757, 82510, 115514, 165020, 231028, 288785, 577570, 1155140]

約数ペア:

[(1, 1155140), (2, 577570), (4, 288785), (5, 231028), (7, 165020), (10, 115514), (14, 82510), (20, 57757), (28, 41255), (35, 33004), (37, 31220), (70, 16502), (74, 15610), (140, 8251), (148, 7805), (185, 6244), (223, 5180), (259, 4460), (370, 3122), (446, 2590), (518, 2230), (740, 1561), (892, 1295), (1036, 1115)]