13889820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{33071}}^1$

素因数の和:33090

約数の個数: 48

約数和(自身を含む): 44448768

約数和(自身を除く): 30558948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 33071, 66142, 99213, 132284, 165355, 198426, 231497, 330710, 396852, 462994, 496065, 661420, 694491, 925988, 992130, 1157485, 1388982, 1984260, 2314970, 2777964, 3472455, 4629940, 6944910, 13889820]

約数ペア:

[(1, 13889820), (2, 6944910), (3, 4629940), (4, 3472455), (5, 2777964), (6, 2314970), (7, 1984260), (10, 1388982), (12, 1157485), (14, 992130), (15, 925988), (20, 694491), (21, 661420), (28, 496065), (30, 462994), (35, 396852), (42, 330710), (60, 231497), (70, 198426), (84, 165355), (105, 132284), (140, 99213), (210, 66142), (420, 33071)]