18534320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1482

約数の個数: 80

約数和(自身を含む): 51425280

約数和(自身を除く): 32890960

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, 805, 920, 1288, 1439, 1610, 1840, 2576, 2878, 3220, 5756, 6440, 7195, 10073, 11512, 12880, 14390, 20146, 23024, 28780, 33097, 40292, 50365, 57560, 66194, 80584, 100730, 115120, 132388, 161168, 165485, 201460, 231679, 264776, 330970, 402920, 463358, 529552, 661940, 805840, 926716, 1158395, 1323880, 1853432, 2316790, 2647760, 3706864, 4633580, 9267160, 18534320]

約数ペア:

[(1, 18534320), (2, 9267160), (4, 4633580), (5, 3706864), (7, 2647760), (8, 2316790), (10, 1853432), (14, 1323880), (16, 1158395), (20, 926716), (23, 805840), (28, 661940), (35, 529552), (40, 463358), (46, 402920), (56, 330970), (70, 264776), (80, 231679), (92, 201460), (112, 165485), (115, 161168), (140, 132388), (161, 115120), (184, 100730), (230, 80584), (280, 66194), (322, 57560), (368, 50365), (460, 40292), (560, 33097), (644, 28780), (805, 23024), (920, 20146), (1288, 14390), (1439, 12880), (1610, 11512), (1840, 10073), (2576, 7195), (2878, 6440), (3220, 5756)]