212905400

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{28771}}^1$

素因数の和:28824

約数の個数: 48

約数和(自身を含む): 508401240

約数和(自身を除く): 295495840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 1480, 1850, 3700, 7400, 28771, 57542, 115084, 143855, 230168, 287710, 575420, 719275, 1064527, 1150840, 1438550, 2129054, 2877100, 4258108, 5322635, 5754200, 8516216, 10645270, 21290540, 26613175, 42581080, 53226350, 106452700, 212905400]

約数ペア:

[(1, 212905400), (2, 106452700), (4, 53226350), (5, 42581080), (8, 26613175), (10, 21290540), (20, 10645270), (25, 8516216), (37, 5754200), (40, 5322635), (50, 4258108), (74, 2877100), (100, 2129054), (148, 1438550), (185, 1150840), (200, 1064527), (296, 719275), (370, 575420), (740, 287710), (925, 230168), (1480, 143855), (1850, 115084), (3700, 57542), (7400, 28771)]