19886760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1$

素因数の和:1547

約数の個数: 96

約数和(自身を含む): 66423240

約数和(自身を除く): 46536480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 180, 185, 222, 296, 333, 360, 370, 444, 555, 666, 740, 888, 1110, 1332, 1480, 1493, 1665, 2220, 2664, 2986, 3330, 4440, 4479, 5972, 6660, 7465, 8958, 11944, 13320, 13437, 14930, 17916, 22395, 26874, 29860, 35832, 44790, 53748, 55241, 59720, 67185, 89580, 107496, 110482, 134370, 165723, 179160, 220964, 268740, 276205, 331446, 441928, 497169, 537480, 552410, 662892, 828615, 994338, 1104820, 1325784, 1657230, 1988676, 2209640, 2485845, 3314460, 3977352, 4971690, 6628920, 9943380, 19886760]

約数ペア:

[(1, 19886760), (2, 9943380), (3, 6628920), (4, 4971690), (5, 3977352), (6, 3314460), (8, 2485845), (9, 2209640), (10, 1988676), (12, 1657230), (15, 1325784), (18, 1104820), (20, 994338), (24, 828615), (30, 662892), (36, 552410), (37, 537480), (40, 497169), (45, 441928), (60, 331446), (72, 276205), (74, 268740), (90, 220964), (111, 179160), (120, 165723), (148, 134370), (180, 110482), (185, 107496), (222, 89580), (296, 67185), (333, 59720), (360, 55241), (370, 53748), (444, 44790), (555, 35832), (666, 29860), (740, 26874), (888, 22395), (1110, 17916), (1332, 14930), (1480, 13437), (1493, 13320), (1665, 11944), (2220, 8958), (2664, 7465), (2986, 6660), (3330, 5972), (4440, 4479)]