63409640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{226463}}^1$

素因数の和:226481

約数の個数: 32

約数和(自身を含む): 163054080

約数和(自身を除く): 99644440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 226463, 452926, 905852, 1132315, 1585241, 1811704, 2264630, 3170482, 4529260, 6340964, 7926205, 9058520, 12681928, 15852410, 31704820, 63409640]

約数ペア:

[(1, 63409640), (2, 31704820), (4, 15852410), (5, 12681928), (7, 9058520), (8, 7926205), (10, 6340964), (14, 4529260), (20, 3170482), (28, 2264630), (35, 1811704), (40, 1585241), (56, 1132315), (70, 905852), (140, 452926), (280, 226463)]