2662880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 7348320

約数和(自身を除く): 4685440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 89, 110, 136, 160, 170, 176, 178, 187, 220, 272, 340, 352, 356, 374, 440, 445, 544, 680, 712, 748, 880, 890, 935, 979, 1360, 1424, 1496, 1513, 1760, 1780, 1870, 1958, 2720, 2848, 2992, 3026, 3560, 3740, 3916, 4895, 5984, 6052, 7120, 7480, 7565, 7832, 9790, 12104, 14240, 14960, 15130, 15664, 16643, 19580, 24208, 29920, 30260, 31328, 33286, 39160, 48416, 60520, 66572, 78320, 83215, 121040, 133144, 156640, 166430, 242080, 266288, 332860, 532576, 665720, 1331440, 2662880]

約数ペア:

[(1, 2662880), (2, 1331440), (4, 665720), (5, 532576), (8, 332860), (10, 266288), (11, 242080), (16, 166430), (17, 156640), (20, 133144), (22, 121040), (32, 83215), (34, 78320), (40, 66572), (44, 60520), (55, 48416), (68, 39160), (80, 33286), (85, 31328), (88, 30260), (89, 29920), (110, 24208), (136, 19580), (160, 16643), (170, 15664), (176, 15130), (178, 14960), (187, 14240), (220, 12104), (272, 9790), (340, 7832), (352, 7565), (356, 7480), (374, 7120), (440, 6052), (445, 5984), (544, 4895), (680, 3916), (712, 3740), (748, 3560), (880, 3026), (890, 2992), (935, 2848), (979, 2720), (1360, 1958), (1424, 1870), (1496, 1780), (1513, 1760)]