19807343640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2620019}}^1$

素因数の和:2620046

約数の個数: 128

約数和(自身を含む): 75456576000

約数和(自身を除く): 55649232360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 2620019, 5240038, 7860057, 10480076, 13100095, 15720114, 18340133, 20960152, 23580171, 26200190, 31440228, 36680266, 39300285, 47160342, 52400380, 55020399, 62880456, 70740513, 73360532, 78600570, 91700665, 94320684, 104800760, 110040798, 117900855, 141481026, 146721064, 157201140, 165061197, 183401330, 188641368, 220081596, 235801710, 275101995, 282962052, 314402280, 330122394, 353702565, 366802660, 440163192, 471603420, 495183591, 550203990, 565924104, 660244788, 707405130, 733605320, 825305985, 943206840, 990367182, 1100407980, 1320489576, 1414810260, 1650611970, 1980734364, 2200815960, 2475917955, 2829620520, 3301223940, 3961468728, 4951835910, 6602447880, 9903671820, 19807343640]

約数ペア:

[(1, 19807343640), (2, 9903671820), (3, 6602447880), (4, 4951835910), (5, 3961468728), (6, 3301223940), (7, 2829620520), (8, 2475917955), (9, 2200815960), (10, 1980734364), (12, 1650611970), (14, 1414810260), (15, 1320489576), (18, 1100407980), (20, 990367182), (21, 943206840), (24, 825305985), (27, 733605320), (28, 707405130), (30, 660244788), (35, 565924104), (36, 550203990), (40, 495183591), (42, 471603420), (45, 440163192), (54, 366802660), (56, 353702565), (60, 330122394), (63, 314402280), (70, 282962052), (72, 275101995), (84, 235801710), (90, 220081596), (105, 188641368), (108, 183401330), (120, 165061197), (126, 157201140), (135, 146721064), (140, 141481026), (168, 117900855), (180, 110040798), (189, 104800760), (210, 94320684), (216, 91700665), (252, 78600570), (270, 73360532), (280, 70740513), (315, 62880456), (360, 55020399), (378, 52400380), (420, 47160342), (504, 39300285), (540, 36680266), (630, 31440228), (756, 26200190), (840, 23580171), (945, 20960152), (1080, 18340133), (1260, 15720114), (1512, 13100095), (1890, 10480076), (2520, 7860057), (3780, 5240038), (7560, 2620019)]