38262440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 89631360

約数和(自身を除く): 51368920

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 103, 148, 185, 206, 251, 296, 370, 412, 502, 515, 740, 824, 1004, 1030, 1255, 1480, 2008, 2060, 2510, 3811, 4120, 5020, 7622, 9287, 10040, 15244, 18574, 19055, 25853, 30488, 37148, 38110, 46435, 51706, 74296, 76220, 92870, 103412, 129265, 152440, 185740, 206824, 258530, 371480, 517060, 956561, 1034120, 1913122, 3826244, 4782805, 7652488, 9565610, 19131220, 38262440]

約数ペア:

[(1, 38262440), (2, 19131220), (4, 9565610), (5, 7652488), (8, 4782805), (10, 3826244), (20, 1913122), (37, 1034120), (40, 956561), (74, 517060), (103, 371480), (148, 258530), (185, 206824), (206, 185740), (251, 152440), (296, 129265), (370, 103412), (412, 92870), (502, 76220), (515, 74296), (740, 51706), (824, 46435), (1004, 38110), (1030, 37148), (1255, 30488), (1480, 25853), (2008, 19055), (2060, 18574), (2510, 15244), (3811, 10040), (4120, 9287), (5020, 7622)]