38486840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137453}}^1$

素因数の和:137471

約数の個数: 32

約数和(自身を含む): 98966880

約数和(自身を除く): 60480040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 137453, 274906, 549812, 687265, 962171, 1099624, 1374530, 1924342, 2749060, 3848684, 4810855, 5498120, 7697368, 9621710, 19243420, 38486840]

約数ペア:

[(1, 38486840), (2, 19243420), (4, 9621710), (5, 7697368), (7, 5498120), (8, 4810855), (10, 3848684), (14, 2749060), (20, 1924342), (28, 1374530), (35, 1099624), (40, 962171), (56, 687265), (70, 549812), (140, 274906), (280, 137453)]