1989080.00000000

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 131383296

約数和(自身を除く): 84315066

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 43, 55, 62, 66, 86, 93, 107, 110, 129, 155, 165, 186, 214, 215, 258, 310, 321, 330, 341, 430, 465, 473, 535, 642, 645, 682, 930, 946, 1023, 1070, 1177, 1290, 1333, 1419, 1605, 1705, 2046, 2354, 2365, 2666, 2838, 3210, 3317, 3410, 3531, 3999, 4601, 4730, 5115, 5885, 6634, 6665, 7062, 7095, 7998, 9202, 9951, 10230, 11770, 13330, 13803, 14190, 14663, 16585, 17655, 19902, 19995, 23005, 27606, 29326, 33170, 35310, 36487, 39990, 43989, 46010, 49755, 50611, 69015, 72974, 73315, 87978, 99510, 101222, 109461, 138030, 142631, 146630, 151833, 182435, 218922, 219945, 253055, 285262, 303666, 364870, 427893, 439890, 506110, 547305, 713155, 759165, 855786, 1094610, 1426310, 1518330, 1568941, 2139465, 3137882, 4278930, 4706823, 7844705, 9413646, 15689410, 23534115, 47068230]

約数ペア:

[(1, 47068230), (2, 23534115), (3, 15689410), (5, 9413646), (6, 7844705), (10, 4706823), (11, 4278930), (15, 3137882), (22, 2139465), (30, 1568941), (31, 1518330), (33, 1426310), (43, 1094610), (55, 855786), (62, 759165), (66, 713155), (86, 547305), (93, 506110), (107, 439890), (110, 427893), (129, 364870), (155, 303666), (165, 285262), (186, 253055), (214, 219945), (215, 218922), (258, 182435), (310, 151833), (321, 146630), (330, 142631), (341, 138030), (430, 109461), (465, 101222), (473, 99510), (535, 87978), (642, 73315), (645, 72974), (682, 69015), (930, 50611), (946, 49755), (1023, 46010), (1070, 43989), (1177, 39990), (1290, 36487), (1333, 35310), (1419, 33170), (1605, 29326), (1705, 27606), (2046, 23005), (2354, 19995), (2365, 19902), (2666, 17655), (2838, 16585), (3210, 14663), (3317, 14190), (3410, 13803), (3531, 13330), (3999, 11770), (4601, 10230), (4730, 9951), (5115, 9202), (5885, 7998), (6634, 7095), (6665, 7062)]