39980465

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1019}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 58752000

約数和(自身を除く): 18771535

約数列:

[1, 5, 7, 19, 35, 59, 95, 133, 295, 413, 665, 1019, 1121, 2065, 5095, 5605, 7133, 7847, 19361, 35665, 39235, 60121, 96805, 135527, 300605, 420847, 677635, 1142299, 2104235, 5711495, 7996093, 39980465]

約数ペア:

[(1, 39980465), (5, 7996093), (7, 5711495), (19, 2104235), (35, 1142299), (59, 677635), (95, 420847), (133, 300605), (295, 135527), (413, 96805), (665, 60121), (1019, 39235), (1121, 35665), (2065, 19361), (5095, 7847), (5605, 7133)]