18809040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{719}}^1$

素因数の和:844

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 40115760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 719, 872, 1090, 1308, 1438, 1635, 1744, 2157, 2180, 2616, 2876, 3270, 3595, 4314, 4360, 5232, 5752, 6540, 7190, 8628, 8720, 10785, 11504, 13080, 14380, 17256, 21570, 26160, 28760, 34512, 43140, 57520, 78371, 86280, 156742, 172560, 235113, 313484, 391855, 470226, 626968, 783710, 940452, 1175565, 1253936, 1567420, 1880904, 2351130, 3134840, 3761808, 4702260, 6269680, 9404520, 18809040]

約数ペア:

[(1, 18809040), (2, 9404520), (3, 6269680), (4, 4702260), (5, 3761808), (6, 3134840), (8, 2351130), (10, 1880904), (12, 1567420), (15, 1253936), (16, 1175565), (20, 940452), (24, 783710), (30, 626968), (40, 470226), (48, 391855), (60, 313484), (80, 235113), (109, 172560), (120, 156742), (218, 86280), (240, 78371), (327, 57520), (436, 43140), (545, 34512), (654, 28760), (719, 26160), (872, 21570), (1090, 17256), (1308, 14380), (1438, 13080), (1635, 11504), (1744, 10785), (2157, 8720), (2180, 8628), (2616, 7190), (2876, 6540), (3270, 5752), (3595, 5232), (4314, 4360)]