29910320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:894

約数の個数: 80

約数和(自身を含む): 77807520

約数和(自身を除く): 47897200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 829, 880, 902, 1640, 1658, 1804, 2255, 3280, 3316, 3608, 4145, 4510, 6632, 7216, 8290, 9020, 9119, 13264, 16580, 18040, 18238, 33160, 33989, 36080, 36476, 45595, 66320, 67978, 72952, 91190, 135956, 145904, 169945, 182380, 271912, 339890, 364760, 373879, 543824, 679780, 729520, 747758, 1359560, 1495516, 1869395, 2719120, 2991032, 3738790, 5982064, 7477580, 14955160, 29910320]

約数ペア:

[(1, 29910320), (2, 14955160), (4, 7477580), (5, 5982064), (8, 3738790), (10, 2991032), (11, 2719120), (16, 1869395), (20, 1495516), (22, 1359560), (40, 747758), (41, 729520), (44, 679780), (55, 543824), (80, 373879), (82, 364760), (88, 339890), (110, 271912), (164, 182380), (176, 169945), (205, 145904), (220, 135956), (328, 91190), (410, 72952), (440, 67978), (451, 66320), (656, 45595), (820, 36476), (829, 36080), (880, 33989), (902, 33160), (1640, 18238), (1658, 18040), (1804, 16580), (2255, 13264), (3280, 9119), (3316, 9020), (3608, 8290), (4145, 7216), (4510, 6632)]