40591890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2767}}^1$

素因数の和:2943

約数の個数: 48

約数和(自身を含む): 106224768

約数和(自身を除く): 65632878

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 163, 326, 489, 815, 978, 1467, 1630, 2445, 2767, 2934, 4890, 5534, 7335, 8301, 13835, 14670, 16602, 24903, 27670, 41505, 49806, 83010, 124515, 249030, 451021, 902042, 1353063, 2255105, 2706126, 4059189, 4510210, 6765315, 8118378, 13530630, 20295945, 40591890]

約数ペア:

[(1, 40591890), (2, 20295945), (3, 13530630), (5, 8118378), (6, 6765315), (9, 4510210), (10, 4059189), (15, 2706126), (18, 2255105), (30, 1353063), (45, 902042), (90, 451021), (163, 249030), (326, 124515), (489, 83010), (815, 49806), (978, 41505), (1467, 27670), (1630, 24903), (2445, 16602), (2767, 14670), (2934, 13835), (4890, 8301), (5534, 7335)]