9689990

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 18195840

約数和(自身を除く): 8505850

約数列:

[1, 2, 5, 10, 47, 53, 94, 106, 235, 265, 389, 470, 530, 778, 1945, 2491, 3890, 4982, 12455, 18283, 20617, 24910, 36566, 41234, 91415, 103085, 182830, 206170, 968999, 1937998, 4844995, 9689990]

約数ペア:

[(1, 9689990), (2, 4844995), (5, 1937998), (10, 968999), (47, 206170), (53, 182830), (94, 103085), (106, 91415), (235, 41234), (265, 36566), (389, 24910), (470, 20617), (530, 18283), (778, 12455), (1945, 4982), (2491, 3890)]