20751330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16871}}^1$

素因数の和:16922

約数の個数: 32

約数和(自身を含む): 51020928

約数和(自身を除く): 30269598

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 16871, 33742, 50613, 84355, 101226, 168710, 253065, 506130, 691711, 1383422, 2075133, 3458555, 4150266, 6917110, 10375665, 20751330]

約数ペア:

[(1, 20751330), (2, 10375665), (3, 6917110), (5, 4150266), (6, 3458555), (10, 2075133), (15, 1383422), (30, 691711), (41, 506130), (82, 253065), (123, 168710), (205, 101226), (246, 84355), (410, 50613), (615, 33742), (1230, 16871)]