3998360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5261}}^1$

素因数の和:5291

約数の個数: 32

約数和(自身を含む): 9471600

約数和(自身を除く): 5473240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 5261, 10522, 21044, 26305, 42088, 52610, 99959, 105220, 199918, 210440, 399836, 499795, 799672, 999590, 1999180, 3998360]

約数ペア:

[(1, 3998360), (2, 1999180), (4, 999590), (5, 799672), (8, 499795), (10, 399836), (19, 210440), (20, 199918), (38, 105220), (40, 99959), (76, 52610), (95, 42088), (152, 26305), (190, 21044), (380, 10522), (760, 5261)]