20153845980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1008701}}^1$

素因数の和:1008756

約数の個数: 96

約数和(自身を含む): 64395535680

約数和(自身を除く): 44241689700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1665, 1998, 2220, 3330, 3996, 4995, 6660, 9990, 19980, 1008701, 2017402, 3026103, 4034804, 5043505, 6052206, 9078309, 10087010, 12104412, 15130515, 18156618, 20174020, 27234927, 30261030, 36313236, 37321937, 45391545, 54469854, 60522060, 74643874, 90783090, 108939708, 111965811, 136174635, 149287748, 181566180, 186609685, 223931622, 272349270, 335897433, 373219370, 447863244, 544698540, 559829055, 671794866, 746438740, 1007692299, 1119658110, 1343589732, 1679487165, 2015384598, 2239316220, 3358974330, 4030769196, 5038461495, 6717948660, 10076922990, 20153845980]

約数ペア:

[(1, 20153845980), (2, 10076922990), (3, 6717948660), (4, 5038461495), (5, 4030769196), (6, 3358974330), (9, 2239316220), (10, 2015384598), (12, 1679487165), (15, 1343589732), (18, 1119658110), (20, 1007692299), (27, 746438740), (30, 671794866), (36, 559829055), (37, 544698540), (45, 447863244), (54, 373219370), (60, 335897433), (74, 272349270), (90, 223931622), (108, 186609685), (111, 181566180), (135, 149287748), (148, 136174635), (180, 111965811), (185, 108939708), (222, 90783090), (270, 74643874), (333, 60522060), (370, 54469854), (444, 45391545), (540, 37321937), (555, 36313236), (666, 30261030), (740, 27234927), (999, 20174020), (1110, 18156618), (1332, 15130515), (1665, 12104412), (1998, 10087010), (2220, 9078309), (3330, 6052206), (3996, 5043505), (4995, 4034804), (6660, 3026103), (9990, 2017402), (19980, 1008701)]