18458520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{797}}^1$

素因数の和:1004

約数の個数: 64

約数和(自身を含む): 55732320

約数和(自身を除く): 37273800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 193, 386, 579, 772, 797, 965, 1158, 1544, 1594, 1930, 2316, 2391, 2895, 3188, 3860, 3985, 4632, 4782, 5790, 6376, 7720, 7970, 9564, 11580, 11955, 15940, 19128, 23160, 23910, 31880, 47820, 95640, 153821, 307642, 461463, 615284, 769105, 922926, 1230568, 1538210, 1845852, 2307315, 3076420, 3691704, 4614630, 6152840, 9229260, 18458520]

約数ペア:

[(1, 18458520), (2, 9229260), (3, 6152840), (4, 4614630), (5, 3691704), (6, 3076420), (8, 2307315), (10, 1845852), (12, 1538210), (15, 1230568), (20, 922926), (24, 769105), (30, 615284), (40, 461463), (60, 307642), (120, 153821), (193, 95640), (386, 47820), (579, 31880), (772, 23910), (797, 23160), (965, 19128), (1158, 15940), (1544, 11955), (1594, 11580), (1930, 9564), (2316, 7970), (2391, 7720), (2895, 6376), (3188, 5790), (3860, 4782), (3985, 4632)]