2012190880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{11159}}^1$

素因数の和:11211

約数の個数: 144

約数和(自身を含む): 5770880640

約数和(自身を除く): 3758689760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 736, 784, 805, 920, 980, 1120, 1127, 1288, 1568, 1610, 1840, 1960, 2254, 2576, 3220, 3680, 3920, 4508, 5152, 5635, 6440, 7840, 9016, 11159, 11270, 12880, 18032, 22318, 22540, 25760, 36064, 44636, 45080, 55795, 78113, 89272, 90160, 111590, 156226, 178544, 180320, 223180, 256657, 312452, 357088, 390565, 446360, 513314, 546791, 624904, 781130, 892720, 1026628, 1093582, 1249808, 1283285, 1562260, 1785440, 1796599, 2053256, 2187164, 2499616, 2566570, 2733955, 3124520, 3593198, 4106512, 4374328, 5133140, 5467910, 6249040, 7186396, 8213024, 8748656, 8982995, 10266280, 10935820, 12498080, 12576193, 14372792, 17497312, 17965990, 20532560, 21871640, 25152386, 28745584, 35931980, 41065120, 43743280, 50304772, 57491168, 62880965, 71863960, 87486560, 100609544, 125761930, 143727920, 201219088, 251523860, 287455840, 402438176, 503047720, 1006095440, 2012190880]

約数ペア:

[(1, 2012190880), (2, 1006095440), (4, 503047720), (5, 402438176), (7, 287455840), (8, 251523860), (10, 201219088), (14, 143727920), (16, 125761930), (20, 100609544), (23, 87486560), (28, 71863960), (32, 62880965), (35, 57491168), (40, 50304772), (46, 43743280), (49, 41065120), (56, 35931980), (70, 28745584), (80, 25152386), (92, 21871640), (98, 20532560), (112, 17965990), (115, 17497312), (140, 14372792), (160, 12576193), (161, 12498080), (184, 10935820), (196, 10266280), (224, 8982995), (230, 8748656), (245, 8213024), (280, 7186396), (322, 6249040), (368, 5467910), (392, 5133140), (460, 4374328), (490, 4106512), (560, 3593198), (644, 3124520), (736, 2733955), (784, 2566570), (805, 2499616), (920, 2187164), (980, 2053256), (1120, 1796599), (1127, 1785440), (1288, 1562260), (1568, 1283285), (1610, 1249808), (1840, 1093582), (1960, 1026628), (2254, 892720), (2576, 781130), (3220, 624904), (3680, 546791), (3920, 513314), (4508, 446360), (5152, 390565), (5635, 357088), (6440, 312452), (7840, 256657), (9016, 223180), (11159, 180320), (11270, 178544), (12880, 156226), (18032, 111590), (22318, 90160), (22540, 89272), (25760, 78113), (36064, 55795), (44636, 45080)]