2719120

素因数分解:

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

素因数の和:883

約数の個数: 40

約数和(自身を含む): 6483960

約数和(自身を除く): 3764840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 829, 1640, 1658, 3280, 3316, 4145, 6632, 8290, 13264, 16580, 33160, 33989, 66320, 67978, 135956, 169945, 271912, 339890, 543824, 679780, 1359560, 2719120]

約数ペア:

[(1, 2719120), (2, 1359560), (4, 679780), (5, 543824), (8, 339890), (10, 271912), (16, 169945), (20, 135956), (40, 67978), (41, 66320), (80, 33989), (82, 33160), (164, 16580), (205, 13264), (328, 8290), (410, 6632), (656, 4145), (820, 3316), (829, 3280), (1640, 1658)]