20140986780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{17383}}^1$

素因数の和:17596

約数の個数: 144

約数和(自身を含む): 62986682304

約数和(自身を除く): 42845695524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 157, 164, 180, 205, 246, 314, 369, 410, 471, 492, 615, 628, 738, 785, 820, 942, 1230, 1413, 1476, 1570, 1845, 1884, 2355, 2460, 2826, 3140, 3690, 4710, 5652, 6437, 7065, 7380, 9420, 12874, 14130, 17383, 19311, 25748, 28260, 32185, 34766, 38622, 52149, 57933, 64370, 69532, 77244, 86915, 96555, 104298, 115866, 128740, 156447, 173830, 193110, 208596, 231732, 260745, 289665, 312894, 347660, 386220, 521490, 579330, 625788, 712703, 782235, 1042980, 1158660, 1425406, 1564470, 2138109, 2729131, 2850812, 3128940, 3563515, 4276218, 5458262, 6414327, 7127030, 8187393, 8552436, 10690545, 10916524, 12828654, 13645655, 14254060, 16374786, 21381090, 24562179, 25657308, 27291310, 32071635, 32749572, 40936965, 42762180, 49124358, 54582620, 64143270, 81873930, 98248716, 111894371, 122810895, 128286540, 163747860, 223788742, 245621790, 335683113, 447577484, 491243580, 559471855, 671366226, 1007049339, 1118943710, 1342732452, 1678415565, 2014098678, 2237887420, 3356831130, 4028197356, 5035246695, 6713662260, 10070493390, 20140986780]

約数ペア:

[(1, 20140986780), (2, 10070493390), (3, 6713662260), (4, 5035246695), (5, 4028197356), (6, 3356831130), (9, 2237887420), (10, 2014098678), (12, 1678415565), (15, 1342732452), (18, 1118943710), (20, 1007049339), (30, 671366226), (36, 559471855), (41, 491243580), (45, 447577484), (60, 335683113), (82, 245621790), (90, 223788742), (123, 163747860), (157, 128286540), (164, 122810895), (180, 111894371), (205, 98248716), (246, 81873930), (314, 64143270), (369, 54582620), (410, 49124358), (471, 42762180), (492, 40936965), (615, 32749572), (628, 32071635), (738, 27291310), (785, 25657308), (820, 24562179), (942, 21381090), (1230, 16374786), (1413, 14254060), (1476, 13645655), (1570, 12828654), (1845, 10916524), (1884, 10690545), (2355, 8552436), (2460, 8187393), (2826, 7127030), (3140, 6414327), (3690, 5458262), (4710, 4276218), (5652, 3563515), (6437, 3128940), (7065, 2850812), (7380, 2729131), (9420, 2138109), (12874, 1564470), (14130, 1425406), (17383, 1158660), (19311, 1042980), (25748, 782235), (28260, 712703), (32185, 625788), (34766, 579330), (38622, 521490), (52149, 386220), (57933, 347660), (64370, 312894), (69532, 289665), (77244, 260745), (86915, 231732), (96555, 208596), (104298, 193110), (115866, 173830), (128740, 156447)]