89089820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{84047}}^1$

素因数の和:84109

約数の個数: 24

約数和(自身を含む): 190620864

約数和(自身を除く): 101531044

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 84047, 168094, 336188, 420235, 840470, 1680940, 4454491, 8908982, 17817964, 22272455, 44544910, 89089820]

約数ペア:

[(1, 89089820), (2, 44544910), (4, 22272455), (5, 17817964), (10, 8908982), (20, 4454491), (53, 1680940), (106, 840470), (212, 420235), (265, 336188), (530, 168094), (1060, 84047)]