220123624

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{64439}}^1$

素因数の和:64513

約数の個数: 32

約数和(自身を含む): 479433600

約数和(自身を除く): 259309976

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 244, 427, 488, 854, 1708, 3416, 64439, 128878, 257756, 451073, 515512, 902146, 1804292, 3608584, 3930779, 7861558, 15723116, 27515453, 31446232, 55030906, 110061812, 220123624]

約数ペア:

[(1, 220123624), (2, 110061812), (4, 55030906), (7, 31446232), (8, 27515453), (14, 15723116), (28, 7861558), (56, 3930779), (61, 3608584), (122, 1804292), (244, 902146), (427, 515512), (488, 451073), (854, 257756), (1708, 128878), (3416, 64439)]