39945220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15017}}^1$

素因数の和:15052

約数の個数: 48

約数和(自身を含む): 100920960

約数和(自身を除く): 60975740

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 15017, 30034, 60068, 75085, 105119, 150170, 210238, 285323, 300340, 420476, 525595, 570646, 1051190, 1141292, 1426615, 1997261, 2102380, 2853230, 3994522, 5706460, 7989044, 9986305, 19972610, 39945220]

約数ペア:

[(1, 39945220), (2, 19972610), (4, 9986305), (5, 7989044), (7, 5706460), (10, 3994522), (14, 2853230), (19, 2102380), (20, 1997261), (28, 1426615), (35, 1141292), (38, 1051190), (70, 570646), (76, 525595), (95, 420476), (133, 300340), (140, 285323), (190, 210238), (266, 150170), (380, 105119), (532, 75085), (665, 60068), (1330, 30034), (2660, 15017)]