12144580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 29352960

約数和(自身を除く): 17208380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 389, 446, 778, 892, 1115, 1556, 1561, 1945, 2230, 2723, 3122, 3890, 4460, 5446, 6244, 7780, 7805, 10892, 13615, 15610, 27230, 31220, 54460, 86747, 173494, 346988, 433735, 607229, 867470, 1214458, 1734940, 2428916, 3036145, 6072290, 12144580]

約数ペア:

[(1, 12144580), (2, 6072290), (4, 3036145), (5, 2428916), (7, 1734940), (10, 1214458), (14, 867470), (20, 607229), (28, 433735), (35, 346988), (70, 173494), (140, 86747), (223, 54460), (389, 31220), (446, 27230), (778, 15610), (892, 13615), (1115, 10892), (1556, 7805), (1561, 7780), (1945, 6244), (2230, 5446), (2723, 4460), (3122, 3890)]