527440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 1294560

約数和(自身を除く): 767120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 347, 380, 694, 760, 1388, 1520, 1735, 2776, 3470, 5552, 6593, 6940, 13186, 13880, 26372, 27760, 32965, 52744, 65930, 105488, 131860, 263720, 527440]

約数ペア:

[(1, 527440), (2, 263720), (4, 131860), (5, 105488), (8, 65930), (10, 52744), (16, 32965), (19, 27760), (20, 26372), (38, 13880), (40, 13186), (76, 6940), (80, 6593), (95, 5552), (152, 3470), (190, 2776), (304, 1735), (347, 1520), (380, 1388), (694, 760)]