9131920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 25355520

約数和(自身を除く): 16223600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 709, 805, 920, 1288, 1418, 1610, 1840, 2576, 2836, 3220, 3545, 4963, 5672, 6440, 7090, 9926, 11344, 12880, 14180, 16307, 19852, 24815, 28360, 32614, 39704, 49630, 56720, 65228, 79408, 81535, 99260, 114149, 130456, 163070, 198520, 228298, 260912, 326140, 397040, 456596, 570745, 652280, 913192, 1141490, 1304560, 1826384, 2282980, 4565960, 9131920]

約数ペア:

[(1, 9131920), (2, 4565960), (4, 2282980), (5, 1826384), (7, 1304560), (8, 1141490), (10, 913192), (14, 652280), (16, 570745), (20, 456596), (23, 397040), (28, 326140), (35, 260912), (40, 228298), (46, 198520), (56, 163070), (70, 130456), (80, 114149), (92, 99260), (112, 81535), (115, 79408), (140, 65228), (161, 56720), (184, 49630), (230, 39704), (280, 32614), (322, 28360), (368, 24815), (460, 19852), (560, 16307), (644, 14180), (709, 12880), (805, 11344), (920, 9926), (1288, 7090), (1418, 6440), (1610, 5672), (1840, 4963), (2576, 3545), (2836, 3220)]