28931300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{15227}}^1$

素因数の和:15260

約数の個数: 36

約数和(自身を含む): 66089520

約数和(自身を除く): 37158220

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 15227, 30454, 60908, 76135, 152270, 289313, 304540, 380675, 578626, 761350, 1157252, 1446565, 1522700, 2893130, 5786260, 7232825, 14465650, 28931300]

約数ペア:

[(1, 28931300), (2, 14465650), (4, 7232825), (5, 5786260), (10, 2893130), (19, 1522700), (20, 1446565), (25, 1157252), (38, 761350), (50, 578626), (76, 380675), (95, 304540), (100, 289313), (190, 152270), (380, 76135), (475, 60908), (950, 30454), (1900, 15227)]