28815400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{7583}}^1$

素因数の和:7618

約数の個数: 48

約数和(自身を含む): 70531200

約数和(自身を除く): 41715800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 7583, 15166, 30332, 37915, 60664, 75830, 144077, 151660, 189575, 288154, 303320, 379150, 576308, 720385, 758300, 1152616, 1440770, 1516600, 2881540, 3601925, 5763080, 7203850, 14407700, 28815400]

約数ペア:

[(1, 28815400), (2, 14407700), (4, 7203850), (5, 5763080), (8, 3601925), (10, 2881540), (19, 1516600), (20, 1440770), (25, 1152616), (38, 758300), (40, 720385), (50, 576308), (76, 379150), (95, 303320), (100, 288154), (152, 189575), (190, 151660), (200, 144077), (380, 75830), (475, 60664), (760, 37915), (950, 30332), (1900, 15166), (3800, 7583)]