1683290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 3507840

約数和(自身を除く): 1824550

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 173, 278, 346, 695, 865, 973, 1211, 1390, 1730, 1946, 2422, 4865, 6055, 9730, 12110, 24047, 48094, 120235, 168329, 240470, 336658, 841645, 1683290]

約数ペア:

[(1, 1683290), (2, 841645), (5, 336658), (7, 240470), (10, 168329), (14, 120235), (35, 48094), (70, 24047), (139, 12110), (173, 9730), (278, 6055), (346, 4865), (695, 2422), (865, 1946), (973, 1730), (1211, 1390)]