2801120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 7874496

約数和(自身を除く): 5073376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 61, 70, 80, 82, 112, 122, 140, 160, 164, 205, 224, 244, 280, 287, 305, 328, 410, 427, 488, 560, 574, 610, 656, 820, 854, 976, 1120, 1148, 1220, 1312, 1435, 1640, 1708, 1952, 2135, 2296, 2440, 2501, 2870, 3280, 3416, 4270, 4592, 4880, 5002, 5740, 6560, 6832, 8540, 9184, 9760, 10004, 11480, 12505, 13664, 17080, 17507, 20008, 22960, 25010, 34160, 35014, 40016, 45920, 50020, 68320, 70028, 80032, 87535, 100040, 140056, 175070, 200080, 280112, 350140, 400160, 560224, 700280, 1400560, 2801120]

約数ペア:

[(1, 2801120), (2, 1400560), (4, 700280), (5, 560224), (7, 400160), (8, 350140), (10, 280112), (14, 200080), (16, 175070), (20, 140056), (28, 100040), (32, 87535), (35, 80032), (40, 70028), (41, 68320), (56, 50020), (61, 45920), (70, 40016), (80, 35014), (82, 34160), (112, 25010), (122, 22960), (140, 20008), (160, 17507), (164, 17080), (205, 13664), (224, 12505), (244, 11480), (280, 10004), (287, 9760), (305, 9184), (328, 8540), (410, 6832), (427, 6560), (488, 5740), (560, 5002), (574, 4880), (610, 4592), (656, 4270), (820, 3416), (854, 3280), (976, 2870), (1120, 2501), (1148, 2440), (1220, 2296), (1312, 2135), (1435, 1952), (1640, 1708)]