38200280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 90123840

約数和(自身を除く): 51923560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 106, 148, 185, 212, 265, 296, 370, 424, 487, 530, 740, 974, 1060, 1480, 1948, 1961, 2120, 2435, 3896, 3922, 4870, 7844, 9740, 9805, 15688, 18019, 19480, 19610, 25811, 36038, 39220, 51622, 72076, 78440, 90095, 103244, 129055, 144152, 180190, 206488, 258110, 360380, 516220, 720760, 955007, 1032440, 1910014, 3820028, 4775035, 7640056, 9550070, 19100140, 38200280]

約数ペア:

[(1, 38200280), (2, 19100140), (4, 9550070), (5, 7640056), (8, 4775035), (10, 3820028), (20, 1910014), (37, 1032440), (40, 955007), (53, 720760), (74, 516220), (106, 360380), (148, 258110), (185, 206488), (212, 180190), (265, 144152), (296, 129055), (370, 103244), (424, 90095), (487, 78440), (530, 72076), (740, 51622), (974, 39220), (1060, 36038), (1480, 25811), (1948, 19610), (1961, 19480), (2120, 18019), (2435, 15688), (3896, 9805), (3922, 9740), (4870, 7844)]