19517520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7393}}^1$

素因数の和:7420

約数の個数: 80

約数和(自身を含む): 66013632

約数和(自身を除く): 46496112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7393, 14786, 22179, 29572, 36965, 44358, 59144, 73930, 81323, 88716, 110895, 118288, 147860, 162646, 177432, 221790, 243969, 295720, 325292, 354864, 406615, 443580, 487938, 591440, 650584, 813230, 887160, 975876, 1219845, 1301168, 1626460, 1774320, 1951752, 2439690, 3252920, 3903504, 4879380, 6505840, 9758760, 19517520]

約数ペア:

[(1, 19517520), (2, 9758760), (3, 6505840), (4, 4879380), (5, 3903504), (6, 3252920), (8, 2439690), (10, 1951752), (11, 1774320), (12, 1626460), (15, 1301168), (16, 1219845), (20, 975876), (22, 887160), (24, 813230), (30, 650584), (33, 591440), (40, 487938), (44, 443580), (48, 406615), (55, 354864), (60, 325292), (66, 295720), (80, 243969), (88, 221790), (110, 177432), (120, 162646), (132, 147860), (165, 118288), (176, 110895), (220, 88716), (240, 81323), (264, 73930), (330, 59144), (440, 44358), (528, 36965), (660, 29572), (880, 22179), (1320, 14786), (2640, 7393)]