1358840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 3663360

約数和(自身を除く): 2304520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 211, 230, 280, 322, 422, 460, 644, 805, 844, 920, 1055, 1288, 1477, 1610, 1688, 2110, 2954, 3220, 4220, 4853, 5908, 6440, 7385, 8440, 9706, 11816, 14770, 19412, 24265, 29540, 33971, 38824, 48530, 59080, 67942, 97060, 135884, 169855, 194120, 271768, 339710, 679420, 1358840]

約数ペア:

[(1, 1358840), (2, 679420), (4, 339710), (5, 271768), (7, 194120), (8, 169855), (10, 135884), (14, 97060), (20, 67942), (23, 59080), (28, 48530), (35, 38824), (40, 33971), (46, 29540), (56, 24265), (70, 19412), (92, 14770), (115, 11816), (140, 9706), (161, 8440), (184, 7385), (211, 6440), (230, 5908), (280, 4853), (322, 4220), (422, 3220), (460, 2954), (644, 2110), (805, 1688), (844, 1610), (920, 1477), (1055, 1288)]