19525440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2$

素因数の和:117

約数の個数: 168

約数和(自身を含む): 69238368

約数和(自身を除く): 49712928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 43, 44, 48, 55, 60, 64, 66, 80, 86, 88, 96, 110, 120, 129, 132, 160, 165, 172, 176, 192, 215, 220, 240, 258, 264, 320, 330, 344, 352, 430, 440, 473, 480, 516, 528, 645, 660, 688, 704, 860, 880, 946, 960, 1032, 1056, 1290, 1320, 1376, 1419, 1720, 1760, 1849, 1892, 2064, 2112, 2365, 2580, 2640, 2752, 2838, 3440, 3520, 3698, 3784, 4128, 4730, 5160, 5280, 5547, 5676, 6880, 7095, 7396, 7568, 8256, 9245, 9460, 10320, 10560, 11094, 11352, 13760, 14190, 14792, 15136, 18490, 18920, 20339, 20640, 22188, 22704, 27735, 28380, 29584, 30272, 36980, 37840, 40678, 41280, 44376, 45408, 55470, 56760, 59168, 61017, 73960, 75680, 81356, 88752, 90816, 101695, 110940, 113520, 118336, 122034, 147920, 151360, 162712, 177504, 203390, 221880, 227040, 244068, 295840, 305085, 325424, 355008, 406780, 443760, 454080, 488136, 591680, 610170, 650848, 813560, 887520, 976272, 1220340, 1301696, 1627120, 1775040, 1952544, 2440680, 3254240, 3905088, 4881360, 6508480, 9762720, 19525440]

約数ペア:

[(1, 19525440), (2, 9762720), (3, 6508480), (4, 4881360), (5, 3905088), (6, 3254240), (8, 2440680), (10, 1952544), (11, 1775040), (12, 1627120), (15, 1301696), (16, 1220340), (20, 976272), (22, 887520), (24, 813560), (30, 650848), (32, 610170), (33, 591680), (40, 488136), (43, 454080), (44, 443760), (48, 406780), (55, 355008), (60, 325424), (64, 305085), (66, 295840), (80, 244068), (86, 227040), (88, 221880), (96, 203390), (110, 177504), (120, 162712), (129, 151360), (132, 147920), (160, 122034), (165, 118336), (172, 113520), (176, 110940), (192, 101695), (215, 90816), (220, 88752), (240, 81356), (258, 75680), (264, 73960), (320, 61017), (330, 59168), (344, 56760), (352, 55470), (430, 45408), (440, 44376), (473, 41280), (480, 40678), (516, 37840), (528, 36980), (645, 30272), (660, 29584), (688, 28380), (704, 27735), (860, 22704), (880, 22188), (946, 20640), (960, 20339), (1032, 18920), (1056, 18490), (1290, 15136), (1320, 14792), (1376, 14190), (1419, 13760), (1720, 11352), (1760, 11094), (1849, 10560), (1892, 10320), (2064, 9460), (2112, 9245), (2365, 8256), (2580, 7568), (2640, 7396), (2752, 7095), (2838, 6880), (3440, 5676), (3520, 5547), (3698, 5280), (3784, 5160), (4128, 4730)]