38917980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{216211}}^1$

素因数の和:216226

約数の個数: 36

約数和(自身を含む): 118051752

約数和(自身を除く): 79133772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 216211, 432422, 648633, 864844, 1081055, 1297266, 1945899, 2162110, 2594532, 3243165, 3891798, 4324220, 6486330, 7783596, 9729495, 12972660, 19458990, 38917980]

約数ペア:

[(1, 38917980), (2, 19458990), (3, 12972660), (4, 9729495), (5, 7783596), (6, 6486330), (9, 4324220), (10, 3891798), (12, 3243165), (15, 2594532), (18, 2162110), (20, 1945899), (30, 1297266), (36, 1081055), (45, 864844), (60, 648633), (90, 432422), (180, 216211)]