1269184520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{1847}}^1$

素因数の和:2318

約数の個数: 64

約数和(自身を含む): 2933884800

約数和(自身を除く): 1664700280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 419, 820, 838, 1640, 1676, 1847, 2095, 3352, 3694, 4190, 7388, 8380, 9235, 14776, 16760, 17179, 18470, 34358, 36940, 68716, 73880, 75727, 85895, 137432, 151454, 171790, 302908, 343580, 378635, 605816, 687160, 757270, 773893, 1514540, 1547786, 3029080, 3095572, 3869465, 6191144, 7738930, 15477860, 30955720, 31729613, 63459226, 126918452, 158648065, 253836904, 317296130, 634592260, 1269184520]

約数ペア:

[(1, 1269184520), (2, 634592260), (4, 317296130), (5, 253836904), (8, 158648065), (10, 126918452), (20, 63459226), (40, 31729613), (41, 30955720), (82, 15477860), (164, 7738930), (205, 6191144), (328, 3869465), (410, 3095572), (419, 3029080), (820, 1547786), (838, 1514540), (1640, 773893), (1676, 757270), (1847, 687160), (2095, 605816), (3352, 378635), (3694, 343580), (4190, 302908), (7388, 171790), (8380, 151454), (9235, 137432), (14776, 85895), (16760, 75727), (17179, 73880), (18470, 68716), (34358, 36940)]