20085570840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1\times {\mathrm{5237}}^1$

素因数の和:6313

約数の個数: 128

約数和(自身を含む): 62272696320

約数和(自身を除く): 42187125480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1031, 1240, 1860, 2062, 3093, 3720, 4124, 5155, 5237, 6186, 8248, 10310, 10474, 12372, 15465, 15711, 20620, 20948, 24744, 26185, 30930, 31422, 31961, 41240, 41896, 52370, 61860, 62844, 63922, 78555, 95883, 104740, 123720, 125688, 127844, 157110, 159805, 162347, 191766, 209480, 255688, 314220, 319610, 324694, 383532, 479415, 487041, 628440, 639220, 649388, 767064, 811735, 958830, 974082, 1278440, 1298776, 1623470, 1917660, 1948164, 2435205, 3246940, 3835320, 3896328, 4870410, 5399347, 6493880, 9740820, 10798694, 16198041, 19481640, 21597388, 26996735, 32396082, 43194776, 53993470, 64792164, 80990205, 107986940, 129584328, 161980410, 167379757, 215973880, 323960820, 334759514, 502139271, 647921640, 669519028, 836898785, 1004278542, 1339038056, 1673797570, 2008557084, 2510696355, 3347595140, 4017114168, 5021392710, 6695190280, 10042785420, 20085570840]

約数ペア:

[(1, 20085570840), (2, 10042785420), (3, 6695190280), (4, 5021392710), (5, 4017114168), (6, 3347595140), (8, 2510696355), (10, 2008557084), (12, 1673797570), (15, 1339038056), (20, 1004278542), (24, 836898785), (30, 669519028), (31, 647921640), (40, 502139271), (60, 334759514), (62, 323960820), (93, 215973880), (120, 167379757), (124, 161980410), (155, 129584328), (186, 107986940), (248, 80990205), (310, 64792164), (372, 53993470), (465, 43194776), (620, 32396082), (744, 26996735), (930, 21597388), (1031, 19481640), (1240, 16198041), (1860, 10798694), (2062, 9740820), (3093, 6493880), (3720, 5399347), (4124, 4870410), (5155, 3896328), (5237, 3835320), (6186, 3246940), (8248, 2435205), (10310, 1948164), (10474, 1917660), (12372, 1623470), (15465, 1298776), (15711, 1278440), (20620, 974082), (20948, 958830), (24744, 811735), (26185, 767064), (30930, 649388), (31422, 639220), (31961, 628440), (41240, 487041), (41896, 479415), (52370, 383532), (61860, 324694), (62844, 319610), (63922, 314220), (78555, 255688), (95883, 209480), (104740, 191766), (123720, 162347), (125688, 159805), (127844, 157110)]