28831360

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2409

約数の個数: 64

約数和(自身を含む): 72583200

約数和(自身を除く): 43751840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2371, 2432, 3040, 4742, 6080, 9484, 11855, 12160, 18968, 23710, 37936, 45049, 47420, 75872, 90098, 94840, 151744, 180196, 189680, 225245, 303488, 360392, 379360, 450490, 720784, 758720, 900980, 1441568, 1517440, 1801960, 2883136, 3603920, 5766272, 7207840, 14415680, 28831360]

約数ペア:

[(1, 28831360), (2, 14415680), (4, 7207840), (5, 5766272), (8, 3603920), (10, 2883136), (16, 1801960), (19, 1517440), (20, 1441568), (32, 900980), (38, 758720), (40, 720784), (64, 450490), (76, 379360), (80, 360392), (95, 303488), (128, 225245), (152, 189680), (160, 180196), (190, 151744), (304, 94840), (320, 90098), (380, 75872), (608, 47420), (640, 45049), (760, 37936), (1216, 23710), (1520, 18968), (2371, 12160), (2432, 11855), (3040, 9484), (4742, 6080)]