720295564

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{379}}^1\times {\mathrm{7789}}^1$

素因数の和:8233

約数の個数: 24

約数和(自身を含む): 1284726800

約数和(自身を除く): 564431236

約数列:

[1, 2, 4, 61, 122, 244, 379, 758, 1516, 7789, 15578, 23119, 31156, 46238, 92476, 475129, 950258, 1900516, 2952031, 5904062, 11808124, 180073891, 360147782, 720295564]

約数ペア:

[(1, 720295564), (2, 360147782), (4, 180073891), (61, 11808124), (122, 5904062), (244, 2952031), (379, 1900516), (758, 950258), (1516, 475129), (7789, 92476), (15578, 46238), (23119, 31156)]