16895120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:360

約数の個数: 80

約数和(自身を含む): 43604352

約数和(自身を除く): 26709232

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 73, 80, 88, 110, 146, 176, 220, 263, 292, 365, 440, 526, 584, 730, 803, 880, 1052, 1168, 1315, 1460, 1606, 2104, 2630, 2893, 2920, 3212, 4015, 4208, 5260, 5786, 5840, 6424, 8030, 10520, 11572, 12848, 14465, 16060, 19199, 21040, 23144, 28930, 32120, 38398, 46288, 57860, 64240, 76796, 95995, 115720, 153592, 191990, 211189, 231440, 307184, 383980, 422378, 767960, 844756, 1055945, 1535920, 1689512, 2111890, 3379024, 4223780, 8447560, 16895120]

約数ペア:

[(1, 16895120), (2, 8447560), (4, 4223780), (5, 3379024), (8, 2111890), (10, 1689512), (11, 1535920), (16, 1055945), (20, 844756), (22, 767960), (40, 422378), (44, 383980), (55, 307184), (73, 231440), (80, 211189), (88, 191990), (110, 153592), (146, 115720), (176, 95995), (220, 76796), (263, 64240), (292, 57860), (365, 46288), (440, 38398), (526, 32120), (584, 28930), (730, 23144), (803, 21040), (880, 19199), (1052, 16060), (1168, 14465), (1315, 12848), (1460, 11572), (1606, 10520), (2104, 8030), (2630, 6424), (2893, 5840), (2920, 5786), (3212, 5260), (4015, 4208)]