33061720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 77565600

約数和(自身を除く): 44503880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 89, 148, 178, 185, 251, 296, 356, 370, 445, 502, 712, 740, 890, 1004, 1255, 1480, 1780, 2008, 2510, 3293, 3560, 5020, 6586, 9287, 10040, 13172, 16465, 18574, 22339, 26344, 32930, 37148, 44678, 46435, 65860, 74296, 89356, 92870, 111695, 131720, 178712, 185740, 223390, 371480, 446780, 826543, 893560, 1653086, 3306172, 4132715, 6612344, 8265430, 16530860, 33061720]

約数ペア:

[(1, 33061720), (2, 16530860), (4, 8265430), (5, 6612344), (8, 4132715), (10, 3306172), (20, 1653086), (37, 893560), (40, 826543), (74, 446780), (89, 371480), (148, 223390), (178, 185740), (185, 178712), (251, 131720), (296, 111695), (356, 92870), (370, 89356), (445, 74296), (502, 65860), (712, 46435), (740, 44678), (890, 37148), (1004, 32930), (1255, 26344), (1480, 22339), (1780, 18574), (2008, 16465), (2510, 13172), (3293, 10040), (3560, 9287), (5020, 6586)]