19863840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1427}}^1$

素因数の和:1474

約数の個数: 96

約数和(自身を含む): 64774080

約数和(自身を除く): 44910240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 116, 120, 145, 160, 174, 232, 240, 290, 348, 435, 464, 480, 580, 696, 870, 928, 1160, 1392, 1427, 1740, 2320, 2784, 2854, 3480, 4281, 4640, 5708, 6960, 7135, 8562, 11416, 13920, 14270, 17124, 21405, 22832, 28540, 34248, 41383, 42810, 45664, 57080, 68496, 82766, 85620, 114160, 124149, 136992, 165532, 171240, 206915, 228320, 248298, 331064, 342480, 413830, 496596, 620745, 662128, 684960, 827660, 993192, 1241490, 1324256, 1655320, 1986384, 2482980, 3310640, 3972768, 4965960, 6621280, 9931920, 19863840]

約数ペア:

[(1, 19863840), (2, 9931920), (3, 6621280), (4, 4965960), (5, 3972768), (6, 3310640), (8, 2482980), (10, 1986384), (12, 1655320), (15, 1324256), (16, 1241490), (20, 993192), (24, 827660), (29, 684960), (30, 662128), (32, 620745), (40, 496596), (48, 413830), (58, 342480), (60, 331064), (80, 248298), (87, 228320), (96, 206915), (116, 171240), (120, 165532), (145, 136992), (160, 124149), (174, 114160), (232, 85620), (240, 82766), (290, 68496), (348, 57080), (435, 45664), (464, 42810), (480, 41383), (580, 34248), (696, 28540), (870, 22832), (928, 21405), (1160, 17124), (1392, 14270), (1427, 13920), (1740, 11416), (2320, 8562), (2784, 7135), (2854, 6960), (3480, 5708), (4281, 4640)]